Tokyo, Japan

Yasushi Takahashi

USPTO Granted Patents = 73 


Average Co-Inventor Count = 2.5

ph-index = 17

Forward Citations = 1,485(Granted Patents)

Forward Citations (Not Self Cited) = 1,449(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hachiohji, JP (1994)
  • Hachioji, JP (1985 - 1996)
  • Urama, JP (1999)
  • Tachikawa, JP (1990 - 2000)
  • Nishiyokote-machi, JP (2008 - 2012)
  • Takasaki, JP (2001 - 2013)
  • Chuo-ku, JP (2013)
  • Takasaki-chi, JP (2014)
  • Kanagawa, JP (2015)
  • Koto-ku, JP (2018)
  • Gunma, JP (2019)
  • Tokyo, JP (1988 - 2021)
  • Wako, JP (2019 - 2022)

Company Filing History:

goldMedal30 out of 42,508 
 
Hitachi, Ltd.
 patents
silverMedal9 out of 7,529 
 
Renesas Electronics Corporation
 patents
bronzeMedal7 out of 182 
 
Hitachi Vlsi Engineering Corp.
 patents
47 out of 35 
 
Hitachi Tohbu Semiconductor, Ltd.
 patents
57 out of 3,781 
 
Renesas Technology Corp.
 patents
65 out of 2,208 
 
Fuji Jukogyo Kabushiki Kaisha
 patents
75 out of 21,927 
 
Honda Motor Co., Ltd.
 patents
85 out of 2,002 
 
Citizen Watch Company, Ltd.
 patents
94 out of 1,458 
 
Elpida Memory, Inc.
 patents
103 out of 450 
 
Citizen Holdings Company, Ltd.
 patents
113 out of 35,734 
 
Nec Corporation
 patents
122 out of 30 
 
Renesas Eastern Japan Semiconductor, Inc.
 patents
131 out of 5,290 
 
Nippon Telegraph and Telephone Corporation
 patents
141 out of 39,244 
 
Fujitsu Corporation
 patents
151 out of 1 
 
Fujitsu I-Network Systems Limited
 patent
161 out of 29,279 
 
Texas Instruments Corporation
 patents
171 out of 2,079 
 
Subaru Corporation
 patents
181 out of 2 
 
Est Co., Ltd.
 patents
191 out of 1 
 
Aula-Dius LLC.
 patent
201 out of 377 
 
Ps4 Luxco S.a.r.l.
 patents
212 out of 832,880 
Other
 patents
where one patent can have more than one assignee

Years Active: 1985-2022

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Areas of Expertise:
Battery Storage Device
Semiconductor Device
Wrist Watch
MOSFET Package
Vehicle Environment Recognition
Lens Driving Apparatus
Stereo Camera Unit
Dynamic Type Semiconductor Memory
Information Processing System
Fine Pitch Grid Array
Rear Vehicle Body Structure
Watchcase
73 patents (USPTO):Explore Patents

Title: Yasushi Takahashi: A Pioneer in Battery and Semiconductor Innovations

Introduction: Yasushi Takahashi is a notable inventor based in Tokyo, Japan, recognized for his significant contributions to the fields of battery storage and semiconductor technology. With an impressive portfolio of 55 patents, Takahashi has established himself as an influential figure in the realm of technological advancements.

Latest Patents: Among his latest innovations, two patents stand out for their groundbreaking designs. The first is a battery storage device for vehicles. This innovative device includes a battery case designed to securely store a battery while utilizing a lock mechanism capable of fixing and releasing the battery as needed. The design features a movable block that controls the battery's position and maintains a secure hold while allowing for effortless switching between battery-fixed and non-battery-fixed states.

The second patent involves a semiconductor device and its manufacturing method. Takahashi's design specifies a chip mounting portion within the semiconductor device that includes a semiconductor chip. This portion maintains a critical average surface roughness, ensuring optimal performance and reliability in semiconductor applications.

Career Highlights: Yasushi Takahashi has had a prominent career, contributing to leading companies in the technology sector. He has worked with Hitachi, Ltd. and Hitachi VLSI Engineering Corporation, where he played a vital role in developing advanced electronic components.

Collaborations: Throughout his career, Takahashi has collaborated with notable colleagues, including Masamichi Ishihara and Kazuyuki Miyazawa. These collaborations have further enhanced the innovative spirit within his work, contributing to the successful outcomes of multiple projects.

Conclusion: Yasushi Takahashi's dedication to innovation in battery storage and semiconductor technologies showcases his remarkable ingenuity and expertise. With a solid foundation built on his collaborative efforts and significant patents, he continues to inspire future advancements in the tech industry. His work not only contributes to the evolution of technology but also impacts the way we understand and utilize electronic devices today.

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