Kawasaki, Japan

Hiroyuki Suzuki

USPTO Granted Patents = 133 

 

 

Average Co-Inventor Count = 3.3

ph-index = 18

Forward Citations = 1,173(Granted Patents)

Forward Citations (Not Self Cited) = 1,142(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kokubunji, JP (1988 - 1989)
  • Ibaragi, JP (1990)
  • Tokorozawa, JP (1994)
  • Odawara, JP (1993 - 1996)
  • Yokohama-shi, Kanagawa JP (1998)
  • Matsubara, JP (1998)
  • Nara-ken, JP (1999)
  • Kitakatsuragi-gun, JP (1998 - 2000)
  • Shizuoka JP (2002)
  • Nara, JP (2002)
  • Ako, JP (2004)
  • Hiratsuka, JP (1996 - 2007)
  • Yokosuka, JP (2008)
  • Ome, JP (2012)
  • Oume, JP (2012 - 2013)
  • Hitachinaka, JP (2001 - 2014)
  • Hitachi, JP (2011 - 2014)
  • Mishima, JP (2016)
  • Fujisawa, JP (1983 - 2018)
  • Kawasaki, JP (1988 - 2018)
  • Okazaki, JP (2012 - 2018)
  • Hino, JP (2017 - 2021)
  • Kamakura Kanagawa, JP (2020 - 2023)

Company Filing History:

goldMedal49 out of 42,488 
 
Hitachi, Ltd.
 patents
silverMedal23 out of 39,230 
 
Fujitsu Corporation
 patents
bronzeMedal15 out of 52,722 
 
Kabushiki Kaisha Toshiba
 patents
411 out of 2,874 
 
Hitachi-high-technologies Corporation
 patents
58 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
65 out of 227 
 
Hitachi Global Storage Technologies Japan, Ltd.
 patents
75 out of 1,506 
 
Toshiba Electronic Devices & Storage Corporation
 patents
85 out of 196 
 
Toshiba Solutions Corporation
 patents
94 out of 1,625 
 
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
 patents
103 out of 1,112 
 
Hitachi Maxell, Limited
 patents
113 out of 212 
 
Shiroki Corporation
 patents
123 out of 13,398 
 
Nissan Motor Company Limited
 patents
132 out of 125 
 
Toshiba Storage Device Corporation
 patents
142 out of 35 
 
Aska Pharmaceutical Co., Ltd.
 patents
151 out of 7,524 
 
Renesas Electronics Corporation
 patents
161 out of 2,462 
 
Ntn Corporation
 patents
171 out of 12 
 
Shiroki Kogyo Co., Ltd.
 patents
181 out of 164,135 
 
International Business Machines Corporation
 patents
191 out of 228 
 
Hitachi Software Engineering Company, Ltd.
 patents
201 out of 36,546 
 
Toyota Jidosha Kabushiki Kaisha
 patents
211 out of 3 
 
Laser X Company, Ltd.
 patents
224 out of 832,718 
Other
 patents
where one patent can have more than one assignee

Years Active: 1983-2025

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Areas of Expertise:
Magnetic Disk Device
Charging Management System
Refrigerant Circulation Apparatus
Electron Microscope
Rare Earth Magnet
Laser Processing System
Biomagnetic Field Analysis
Semiconductor Testing Machine
Magnetic Transfer Device
Control Method
Sintered Magnet
Ultraviolet Radiation Water Treatment
133 patents (USPTO):Explore Patents

Title: Innovations by Hiroyuki Suzuki: A Pioneer in Magnetic Disk Technology

Introduction

Hiroyuki Suzuki, based in Kawasaki, Japan, is a prolific inventor with an impressive portfolio of 128 patents. His contributions to the realm of magnetic disk technology reflect a deep commitment to innovation and advancement in data storage solutions.

Latest Patents

Among Suzuki's latest inventions are two notable patents that showcase his ingenuity in magnetic disk devices. The first patent details a "Magnetic disk device and reference pattern writing method of the same." This invention enables the detection of shifts in writing positions of a spiral pattern, allowing for correction in the regulation speed to ensure accurate writing based on this corrected speed. The second patent, "Magnetic disk device having first and second assist elements and write operation method," describes a magnetic disk device that incorporates a disk and a head with multiple assist elements. These elements interact differentially with the disk to affect its coercive force, enhancing the overall performance during data writing processes.

Career Highlights

Hiroyuki Suzuki has made significant contributions while working for renowned companies such as Hitachi, Ltd. and Fujitsu Corporation. His expertise in magnetic disk technology has not only led to numerous patents but has also positioning him as a sought-after innovator in the electronics industry.

Collaborations

Throughout his career, Suzuki has collaborated with esteemed colleagues including Keiji Tsukada and Yoshihiro Shiroishi. These collaborations have further enriched his innovative capabilities, allowing for diverse insights and advancements in magnetic disk technology.

Conclusion

Hiroyuki Suzuki's remarkable body of work exemplifies the essence of innovation in the field of data storage. His dedication to creating cutting-edge technologies has not only enhanced the performance of magnetic disk devices but has also solidified his legacy as a prominent inventor in the industry.

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