Kanagawa, Japan

Hiroshi Takahashi

This inventor holds 226 USPTO granted patents and 21 published patent applications and 11 EPO patents, primarily in Semiconductor Devices (CPC class H01L27-14634). Top assignees: Ricoh Company, Ltd., Sony Corporation, Nissan Motor Company Limited. Active years: 1979-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Takahashi. Retrieved from https://idiyas.com/inventor/hiroshi-takahashi

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

Calculating rank
USPTO Granted Patents = 226 

% Patents Active = 81.0

 

Average Co-Inventor Count = 2.3

ph-index = 27

Forward Citations = 2,191(Granted Patents)

Forward Citations (Not Self Cited) = 2,002(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Higashi Ibaraki, JP (1979)
  • Fujieda, JP (1987 - 1988)
  • Kawasaka, JP (1991)
  • Shizuoka, JP (1981 - 1994)
  • Zushi, JP (1990 - 1994)
  • Hitachi, JP (1995)
  • Okegawa, JP (1996 - 2001)
  • Houya, JP (1999 - 2001)
  • Komae, JP (1989 - 2006)
  • Fukushima, JP (1999 - 2011)
  • Kanagawa-ken, JP (2000 - 2014)
  • Numazu, JP (2009 - 2014)
  • Kumamoto, JP (2013 - 2015)
  • Kanagawa, KP (2021)
  • Kawasaki, JP (1990 - 2022)
  • Kanagawa, JP (1986 - 2024)
  • Yokohama Kanagawa, JP (2020 - 2024)

Company Filing History:

goldMedal63 out of 28,957 
 
Ricoh Company, Ltd.
 patents
silverMedal49 out of 58,148 
 
Sony Corporation
 patents
bronzeMedal22 out of 13,420 
 
Nissan Motor Company Limited
 patents
4. 18 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
5. 15 out of 36,735 
 
Nec Corporation
 patents
6. 14 out of 16,458 
 
Fuji Photo Film Company, Limited
 patents
7. 9 out of 16,454 
 
Panasonic Corporation
 patents
8. 8 out of 39,378 
 
Fujitsu Corporation
 patents
9. 7 out of 4,029 
 
Panasonic Intellectual Property Corporation of America
 patents
10. 6 out of 3,320 
 
Sony Semiconductor Solutions Corporation
 patents
11. 4 out of 128 
 
Kureha Chemical Industry Company, Limited
 patents
12. 3 out of 42,743 
 
Hitachi, Ltd.
 patents
13. 3 out of 369 
 
Nec Platforms, Ltd.
 patents
14. 3 out of 13,338 
 
Panasonic Intellectual Property Management Co., Ltd.
 patents
15. 2 out of 4,280 
 
Sony Group Corporation
 patents
16. 1 out of 156 
 
Chiba University
 patents
17. 1 out of 1,292 
 
Isuzu Motors Limited
 patents
18. 1 out of 6,938 
 
Kyocera Corporation
 patents
19. 1 out of 30 
 
Nippon Closures Co., Ltd.
 patents
20. 1 out of 5,989 
 
Shin-Etsu Chemical Co., Ltd.
 patents
21. 1 out of 1 
 
Sont Group Corporation
 patent
22. 1 out of 3 
 
Toyo Seikan Group Engineering Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1979-2026

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Areas of Expertise:
Semiconductor Devices
Solid-State Imaging
Sensor Technologies
Position Estimation
Wireless Communication
Inspection Systems
Vibration Generators
Object Detection
Product Management
Transport Devices
Power Control Circuits
226 patents (USPTO):Explore Patents

Title: Hiroshi Takahashi: A Visionary Inventor Paving the Way for Semiconductor Devices

Introduction:

In the realm of semiconductor devices, Hiroshi Takahashi is a prominent figure, hailing from Kanagawa, JP. With a staggering 159 patents to his name, his contributions have helped shape the future of electronic apparatus. This article will delve into Mr. Takahashi's latest patents, his career highlights, notable collaborations, and shed light on his immense impact in the field.

Latest Patents:

Among Mr. Takahashi's recent patents is the noteworthy "Semiconductor Device and Method of Manufacturing the Same." This invention introduces a back-illuminated solid-state imaging device that revolutionizes the imaging industry. The manufacturing process involves bonding a first semiconductor wafer with a pixel array and a second semiconductor wafer with a logic circuit. Subsequently, the first wafer is transformed into a thin film, and the pixel array and logic circuit are electrically connected. The resulting microchips offer superior performance and pave the way for advancements in semiconductor technology.

Additionally, Mr. Takahashi's innovation extends to the "Solid-State Imaging Device" patent. This groundbreaking invention features a first substrate with a pixel portion, paired with a second substrate bonded to the first substrate. The second substrate possesses an opening, within which one or more sub-chips are housed. These sub-chips host circuits with predetermined functionality, providing enhanced capabilities within the solid-state imaging device.

Career Highlights:

Throughout his illustrious career, Hiroshi Takahashi has contributed substantially to the success of prominent companies, including Sony Corporation and Ricoh Company, Ltd. At Sony Corporation, his expertise in semiconductor technologies propelled the development of cutting-edge electronic devices. His extensive knowledge and inventive prowess have repeatedly proven critical in meeting the ever-evolving demands of the market. Mr. Takahashi's tenure at Ricoh Company, Ltd., further solidified his position as a trailblazer in the realm of electronic imaging devices.

Collaborations:

Collaboration has been a key aspect of Hiroshi Takahashi's career, enabling him to tackle complex challenges and push the boundaries of innovation. Notably, Mr. Takahashi has worked closely with esteemed colleagues such as Taku Umebayashi and Naganori Shirakata. These collaborations have resulted in groundbreaking advancements and propelled the semiconductor industry forward. Together, they embody the spirit of innovative thinking and have greatly contributed to the successes of various projects and inventions.

Conclusion:

Hiroshi Takahashi's prolific career and groundbreaking patents highlight his invaluable contributions to the field of semiconductor devices. His expertise, fueled by his creative mindset, has paved the way for advancements in imaging technology, benefiting industries and users alike. Through his collaborations and extensive experience with leading companies, Mr. Takahashi's work continues to shape the future of electronic apparatus. As the industry evolves, we can expect Hiroshi Takahashi to remain at the forefront of innovation, driving progress and transforming the way we experience semiconductor devices.

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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