Tokyo, Japan

Hiroyuki Takahashi

This inventor holds 218 USPTO granted patents and 38 published patent applications, plus 1 CIPO patent and 32 EPO patents, primarily in Charged Particle Beam Technology (CPC class H01J37-28). Top assignees: Nec Corporation, Asahi Kogaku Kogyo Kabushiki Kaisha, Nec Electronics Corporation. Active years: 1984-2026.

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

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

USPTO Granted Patents = 218 

% Patents Active = 83.9


 

Average Co-Inventor Count = 2.1

ph-index = 17

Forward Citations = 2,878(Granted Patents)

Forward Citations (Not Self Cited) = 2,703(Dec 10, 2025)


Inventors with similar research interests:

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Company Filing History:

goldMedal49 out of 36,718 
 
Nec Corporation
 patents
silverMedal27 out of 3,132 
 
Asahi Kogaku Kogyo Kabushiki Kaisha
 patents
bronzeMedal22 out of 2,467 
 
Nec Electronics Corporation
 patents
4. 13 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents
5. 12 out of 7,657 
 
Renesas Electronics Corporation
 patents
6. 11 out of 1,664 
 
Disco Corporation
 patents
7. 10 out of 1,395 
 
Hitachi High-Tech Corporation
 patents
8. 10 out of 2,813 
 
Nintendo Co., Ltd.
 patents
9. 6 out of 2,282 
 
Adv Antest Corporation
 patents
10. 5 out of 8,306 
 
Olympus Corporation
 patents
11. 4 out of 47 
 
Metawater Co., Ltd.
 patents
12. 3 out of 3 
 
Camelot Co., Ltd.
 patents
13. 3 out of 102 
 
Fujirebio Inc.
 patents
14. 3 out of 2,260 
 
Japan Aviation Electronics Industry, Limited
 patents
15. 3 out of 612 
 
Ntt Corporation
 patents
16. 3 out of 83 
 
Takigen Manufacturing Co. Ltd.
 patents
17. 3 out of 1,358 
 
The University of Tokyo
 patents
18. 3 out of 10,918 
 
Tokyo Electron Limited
 patents
19. 2 out of 38 
 
Asahi Kogaku Kabushiki Kaisha
 patents
20. 2 out of 720 
 
Dexerials Corporation
 patents
21. 2 out of 8 
 
Kyowa Co., Ltd.
 patents
22. 2 out of 3,703 
 
Shimadzu Corporation
 patents
23. 2 out of 1,961 
 
Showa Denko K.k.
 patents
24. 2 out of 405 
 
Showa Denko Kabushiki Kaisha
 patents
25. 1 out of 2 
 
Anicom Holdings, Inc.
 patents
26. 1 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
27. 1 out of 126 
 
Cygames, Inc.
 patents
28. 1 out of 1,165 
 
Daicel Chemical Industries, Ltd.
 patents
29. 1 out of 1,836 
 
Empire Technology Development LLC
 patents
30. 1 out of 52 
 
Furukawa Co., Ltd.
 patents
31. 1 out of 42,740 
 
Hitachi, Ltd.
 patents
32. 1 out of 605 
 
Kowa Company Limited
 patents
33. 1 out of 711 
 
Max Co., Ltd.
 patents
34. 1 out of 197 
 
Mitsubishi Kinzoku Kabushiki Kaisha
 patents
35. 1 out of 196 
 
Nec C Orporation
 patents
36. 1 out of 122 
 
Nippon Steel Chemical & Material Co., Ltd.
 patents
37. 1 out of 1,102 
 
Nippon Steel Sumitomo Metal Corporation
 patents
38. 1 out of 7 
 
Sanyo Kiki Kabushiki Kaisha
 patents
39. 1 out of 1,445 
 
Stanley Electric Co., Ltd
 patents
40. 1 out of 135 
 
Tokyo Medical and Dental University
 patents
41. 1 out of 8 
 
Tokyo Metropolitan Sewerage Service Corporation
 patents
42. 1 out of 579 
 
Topcon Corporation
 patents
43. 1 out of 923 
 
Tosoh Corporation
 patents
44. 1 out of 1 
 
Tsukasa Electric Co., Ltd.
 patent
45. 1 out of 54 
 
Yokogawa Hokushin Electric Corp.
 patents
46. 1 out of 4 
 
Yokohama Aeroquip
 patents
where one patent can have more than one assignee

Years Active: 1984-2026

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Areas of Expertise:
Charged Particle Beam
Wafer Processing
Semiconductor Device
Measurement Device
Electrostatic Chuck
Geared Motor Drive
Water Treatment
Imaging Structure
Storage Medium
Signal Processing
Polarizing Plate
218 patents (USPTO):Explore Patents

Title: Hiroyuki Takahashi: Innovative Mind from Tokyo

Introduction:

Hiroyuki Takahashi, a Tokyo-based inventor, has made significant contributions to the field of semiconductor devices and game apparatus. With an impressive portfolio of 197 patents, Takahashi's impact on technological advancements cannot be understated. This article delves into his latest patents, career highlights, collaborations, and the lasting impression he has left on the world of innovation.

Latest Patents:

One of Takahashi's recent patents focuses on a semiconductor device with a high-speed memory that ensures stable operation. This invention features a memory mat with numerous memory cells, a sense amplifier, and multiple power supply wirings. His design employs switches and a short switch to optimize the operating state of the sense amplifier, providing enhanced performance and efficiency.

Additionally, Takahashi's innovative mindset extends beyond semiconductors, as seen in his patent for a game apparatus and game control method. In this implementation, Takahashi introduces a dynamic and immersive gaming experience where players control a character to hit a ball. The game incorporates a movement gauge with a risk area, allowing players to adjust their hitting power and consider the trade-off between flight distance and directionality. This patent showcases Takahashi's knack for merging technology and gaming to create captivating user experiences.

Career Highlights:

Throughout his career, Hiroyuki Takahashi has worked with renowned companies, further cementing his reputation as an inventive genius. He has made notable contributions to NEC Corporation, a leading technology company, where he played an integral role in the development of cutting-edge semiconductor devices. Furthermore, Takahashi's innovative spirit led him to collaborate with Asahi Kogaku Kogyo Kabushiki Kaisha (now known as Asahi Optical Co., Ltd.), showcasing his versatility across multiple industries.

Collaborations:

Takashi's dedication to innovation was amplified through collaboration with like-minded individuals. Notably, he worked alongside Masahiro Kawasaki and Hajime Kawano, both esteemed professionals in the field. Their combined expertise and shared vision brought forth groundbreaking inventions, leaving a lasting impact on the industries they touched.

Conclusion:

Hiroyuki Takahashi's incredible journey as an inventor has left an indelible mark on the fields of semiconductor devices and gaming. With a vast collection of patents and an illustrious career, Takahashi continues to inspire future generations of inventors and innovators. His commitment to pushing technological boundaries and collaborating with other visionaries has undoubtedly shaped the landscape of innovation. We eagerly anticipate his future endeavors and the groundbreaking solutions he will bring to the world.

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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