Niigata, Japan

Takashi Hatanai

This inventor holds 38 USPTO granted patents and 1 published patent application, plus 1 CIPO patent, primarily in Magnetic Materials. Top assignees: Alps Electric Co., Ltd., Nagano Japan Radio Co., Ltd., Other. Active years: 1985-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Hatanai. Retrieved from https://idiyas.com/inventor/takashi-hatanai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 38 

% Patents Active = 94.7


Average Co-Inventor Count = 3.5

ph-index = 10

Forward Citations = 337(Granted Patents)


Location History:

  • Niigata, JP (1985)
  • Koide, JP (1986 - 1987)
  • Nigata, JP (1986 - 1987)
  • Nagaoka, JP (1986 - 2000)
  • Miyagi-ken, JP (2003 - 2009)
  • Niigata-ken, JP (1998 - 2010)

Company Filing History:


Years Active: 1985-2010

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Areas of Expertise:
Magnetic Sensor
Hard Magnetic Alloy
Thin Film
Magnetoresistive Effect
Inductive Element
Magnetic Head
Soft Magnetic Material
Magneto-Impedance
Pressure Sensor
Transformers
Recording Medium
Metal Ribbon
38 patents (USPTO):Explore Patents

Title: Takashi Hatanai: A Vanguard in Magnetic Sensor Innovations

Introduction

Takashi Hatanai, a prolific inventor based in Niigata-ken, Japan, holds an impressive portfolio of 37 patents. His contributions to the field primarily focus on magnetic sensor technologies and pressure sensors, making a significant impact on innovation in these areas.

Latest Patents

Among Hatanai's latest innovations are two notable patents that showcase his expertise. The first patent pertains to a magnetic sensor and magnetic sensor module utilizing magnetoresistive effect elements. This design features an elongated element unit with a fixed magnetic layer and a free magnetic layer. Notably, the configuration allows for improved sensitivity by orienting the magnetic direction of the fixed layer along the sensitivity axis. Additionally, first soft magnetic bodies are strategically placed to enhance the effectiveness of the magnetoresistive effect element.

The second patent involves a glass substrate combined with a capacitance-type pressure sensor. This innovative design includes two island-shaped silicon portions embedded within the glass substrate, with electrodes facilitating electrical connections to these portions. The arrangement culminates in a pressure sensing diaphragm that is bonded to the glass substrate, reflecting Hatanai's ingenuity in combining materials for improved sensor performance.

Career Highlights

Throughout his career, Takashi Hatanai has worked with esteemed companies, including Alps Electric Co., Ltd. Other contributions in his professional journey underline his role as a key figure in the design and development of cutting-edge technology, particularly in sensor innovations.

Collaborations

Hatanai's work has often involved collaborations with talented individuals such as Akihiro Makino and Keishi Nakashima. These partnerships have facilitated the exchange of ideas and further propelled advancements in their shared field.

Conclusion

Takashi Hatanai's dedication to innovation and his extensive patent portfolio underscore his profound influence on sensor technologies. With a remarkable ability to combine materials and engineering principles, he continues to advance the landscape of magnetic sensors and pressure sensing technologies. His work inspires future inventions and highlights the importance of collaboration in the world of innovation.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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