Headway Technologies, Incorporated

Sae Magnetics (h.k.) Limited

Tdk Corporation

Nhk Spring Co., Ltd.

Other

Imasen Electric Industrial Co., Ltd.

Sae Magnetics (hong Kong) Limited

Sae Magentics (h.k.) Ltd.

Sae Magnetic (h.k.), Ltd.

Milipitas

Sae Magntics (h.k.) Ltd.

Magnetics (h.k.) Ltd.

Headway Technology, Inc.

Sae Magnetrics (h.k.) Ltd.

Yoshitaka Sasaki

Hiroyuki Ito

Shigeki Tanemura

Hironori Araki

Kazuki Sato

Atsushi Iijima

Takehiro Kamigama

Hiroyuki Itoh

Kazuo Ishizaki

Yukinori Ikegawa

Tatsuya Shimizu

Seiichiro Tomita

Tatsushi Shimizu

Takehiro Horinaka

Hiroshi Ikejima

Ryuji Fujii

Tatsuya Harada

Hideo Mamiya

Lijie Guan

Nobuyuki Okuzawa

Satoru Sueki

Kazumasa Yasuda

Yoji Nomura

Dong-Hong Li

Kenichi Takano

Moris Musa Dovek

Joe Smyth

Koji Shimazawa

Tetsuya Roppongi

Kazumasa Fukuda

Xuhui Jin

Tohru Inoue

Atsushi Yamaguchi

Nobuya Oyama

Donghong Li

Po-Kang Wang

Tetsuhito Shinohara

Kosuke Tanaka

Cherng-Chyi Han

Yasuhiro Ito

Yoshihiro Tsuchiya

Kei Hirata

Takashi Honda

Seiichi Takayama

Nobuyuki Mori

Osamu Shindo

Yusuke Ohkawara

Hiroaki Inaba

Masakazu Okada

Min Li

Takeshi Murakami

Makoto Yoshida

Jiun-Ting Lee

Joseph Francis Smyth

Seiji Yari

Katsuya Kanakubo

Shiwen Huang

Feiyue Li

Tsutomu Koyanagi

Akira Honma

Akihiro Hayashi

Akinori Koyama

Kunimasa Nakata

Hiroaki Takeuchi

Shunichirou Osa

Cherng-Chyi Yan

Dong Hong Li

Takeshi Chokyu

Erhard Theodor Schreck

Yuhui Tang

Ying Liu

Wenyu Chen

Kowang Liu

Noboru Yamanaka

Ryuji Hashimoto

Weihao Xu

Kenichi Katsube

Jianing Zhou

Michitaka Nishiyama

Dayu Zhou

Hiroaki Kawashima

Yaw-Shing Tang

Donghyoun Kim

Satoshi Matsuhashi

Liejie Guan

Takuma Oki

Yuji Tokiwa

Alain Truong

Katsuji Goto

Masakazu Ando

Shunichiro Osa

Donhyon Kim

Akitoshi Yamashita

Tomo Ishibashi

Yuji Masuda

Kazuki Hirao

Atsushi Iljima

Morris Dovek

Yoshinori Otake

Doug Crandell

A manufacturing method for a magnetoresistive element includes: a step of forming a stack; a step of forming an insulating film to cover the stack; a step of forming an initial magnetic layer to cover the stack and the insulating film so that a thickness of the initial magnetic layer in a first direction is greater than a thickness of the stack in the first direction; a step of forming an organic material film on the initial magnetic layer; and an etching step of etching a part of the initial magnetic layer and the organic material film by ion beam etching so that the initial magnetic layer becomes a pair of magnetic layers.

Manufacturing method for magnetoresistive element

A waveguide includes a core and a cladding. The core has an inlet on which light is incident. The core includes a front portion and a rear portion located between the front portion and the inlet. The front portion and the rear portion each have a thickness that is a dimension in a first direction and a width that is a dimension in a second direction. The first direction is orthogonal to a propagation direction of the light. The second direction is orthogonal to the propagation direction of the light and the first direction. The thickness of the front portion decreases with increasing distance from the inlet.

Waveguide and manufacturing method thereof

A magnetic head includes a main pole, a trailing shield, and a spin torque oscillator. A top surface of the main pole includes a first inclined portion, a second inclined portion, and a third inclined portion arranged in order of closeness to a medium facing surface. Each of the first to third inclined portions has a front end closest to the medium facing surface and a rear end farthest from the medium facing surface. Each of the first to third inclined portions is inclined relative to the medium facing surface and a direction orthogonal to the medium facing surface so that its rear end is located forward relative to its front end in a direction of travel of a recording medium.

Magnetic head including main pole having top surface including first inclined portion, second inclined portion, and third inclined portion, and spin torque oscillator

A write shield of a magnetic head includes a pair of first side shields and a pair of second side shields. The pair of first side shields each include a first side wall and a second side wall. The pair of second side shields each include a third side wall. The third side wall of one of the pair of second side shields is continuous with the first side wall of one of the pair of first side shields. The third side wall of the other of the pair of second side shields is continuous with the first side wall of the other of the pair of first side shields.

Manufacturing method for magnetic head for perpendicular magnetic recording including a pair of first side shields and a pair of second side shields

A thermally-assisted magnetic recording head includes a medium facing surface, a main pole, a waveguide, and a plasmon generator. A second metal layer of the plasmon generator includes a second front end facing the medium facing surface. A third metal layer of the plasmon generator includes a narrow portion located on the second metal layer. The narrow portion includes a front end face located in the medium facing surface and configured to generate near-field light from a surface plasmon, and a rear end opposite the front end face. The rear end is located farther from the medium facing surface than is the second front end.

Thermally-assisted magnetic recording head having plasmon generator of multiple metal layers

A magnetic head includes a main pole, a trailing shield, a spin torque oscillator, first and second side shields, first and second gap films, and first and second guard films. The first gap film and the first guard film are interposed between the trailing shield and the first side shield. The second gap film and the second guard film are interposed between the trailing shield and the second side shield.

Magnetic head including spin torque oscillator, first and second gap films, and first and second guard films, and manufacturing method for the same

A magnetic head includes a medium facing surface, a main pole, a trailing shield, and a spin torque oscillator. A bottom surface of the trailing shield includes a first portion that includes an end located in the medium facing surface and is in contact with the spin torque oscillator at least in part. An element height that is a dimension of the spin torque oscillator in a direction perpendicular to the medium facing surface and a writer height that is a dimension of the first portion in the direction perpendicular to the medium facing surface are different from each other.

Magnetic head including spin torque oscillator

A magnetic head includes a medium facing surface, a main pole, a trailing shield, a spin torque oscillator, and a first insulating layer. The first insulating layer is interposed between a portion of the main pole and a portion of the spin torque oscillator. The first insulating layer has a first end closest to the medium facing surface. The spin torque oscillator has a rear end farthest from the medium facing surface. The first end of the first insulating layer is located closer to the medium facing surface than the rear end of the spin torque oscillator is.

A thermally-assisted magnetic recording head includes a medium facing surface, a main pole, a waveguide, and a plasmon generator. The plasmon generator includes a first metal layer and a second metal layer. The first metal layer includes a plasmon exciting portion on which surface plasmons are excited. The second metal layer is located on the first metal layer, and includes a bottom surface in contact with the first metal layer, a top surface located on a side opposite to the bottom surface, a front end face that is located in the medium facing surface and generates near-field light from the surface plasmons, and a connecting surface that connects the top surface and the front end face. The connecting surface includes an inclined portion inclined relative to a direction perpendicular to the medium facing surface.

Thermally-assisted magnetic recording head including a main pole and a plasmon generator

A capacitor includes a dielectric structure formed of a sintered dielectric, and a first electrode and a second electrode each formed of a conductor. The dielectric structure includes a wall. The first electrode and the second electrode are insulated from each other by the wall. The wall has a height which is a dimension in a first direction, and a thickness which is a dimension in a second direction orthogonal to the first direction, the height being greater than the thickness. The wall has a non-straight shape when seen in the first direction. A manufacturing method for the capacitor includes forming the dielectric structure, and forming the first electrode and the second electrode simultaneously after the formation of the dielectric structure.

Method of manufacturing a capacitor including dielectric structure formed of sintered body

A near-field light generator includes a plasmon generator including a plasmon exciting portion on which a surface plasmon is excited, and a near-field transducer including a front end face that generates near-field light from the surface plasmon. The near-field transducer is formed of a first metal material. The plasmon generator includes a first portion formed of the first metal material and a second portion formed of a second metal material. The first portion is in contact with the near-field transducer. The second portion includes at least part of the plasmon exciting portion.

Near-field light generator and thermally-assisted magnetic recording head

A magnetic head includes a coil, a main pole, a write shield, a lower return path section, and an accommodation section. The accommodation section accommodates at least part of the return path section. A first portion of the accommodation section has a first inclined surface. A second portion of the accommodation section has a second inclined surface. A coil element of the coil has a third inclined surface opposed to the first inclined surface, and a fourth inclined surface opposed to the second inclined surface. The lower return path section includes a first inclined portion extending along the first inclined surface, and a second inclined portion extending along the second inclined surface.

Magnetic head including a return path section

A magnetic head includes a medium facing surface, a coil, a main pole, and a substrate. The main pole includes a first layer, and a second layer lying on the first layer. The first layer includes a thickness-changing portion whose dimension in a direction perpendicular to a top surface of the substrate decreases with decreasing distance to the medium facing surface. At least part of the second layer is located on the thickness-changing portion.

Magnetic head with a main pole including first and second layers and manufacturing method for the same

A vehicle seat that includes: a cushion frame rear portion that is rotatable around a rear portion shaft, whose axial direction is a seat transverse direction, with respect to a vehicle body floor portion; a cushion frame front portion that is connected to the cushion frame rear portion so as to be rotatable around a center fold shaft whose axial direction is the seat transverse direction and that is positioned further toward a seat front side than the rear portion shaft; a seatback frame that stands erect from a rear end side of the cushion frame rear portion; and a driving mechanism that moves the cushion frame front portion and the cushion frame rear portion relatively in a seat vertical direction between a non-reclining state and a reclining state, in which the cushion frame rear portion tilts downward and rearward with respect to the cushion frame front portion.

Vehicle seat

A manufacturing method for a magnetic head includes the steps of: forming a main pole; forming a spin torque oscillator; and forming a trailing shield. The step of forming the spin torque oscillator includes: a step of forming a layered film; a step of forming an interposition layer; a step of forming a mask; a first etching step of etching a portion of the interposition layer using the mask; a second etching step of etching a portion of the layered film using the mask and the interposition layer as an etching mask; a step of removing the interposition layer and the mask; and a patterning step of patterning the layered film into the spin torque oscillator.

Magnetic head including spin torque oscillator and manufacturing method for the same

Growing community of inventors

Milpitas, CA, United States of America

Yoshitaka Sasaki