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For the Inventor, By the Inventor

Tachikawa, Japan

Akihisa Uchida

This inventor holds 20 USPTO granted patents, primarily in Semiconductor Technology. Top assignees: Hitachi, Ltd., Hitachi Microcomputer Engineering, Ltd., Hatachi Ltd. Active years: 1987-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihisa Uchida. Retrieved from https://idiyas.com/inventor/akihisa-uchida

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

Calculating rank
USPTO Granted Patents = 20

% Patents Active = 95.0

Average Co-Inventor Count = 5.5

ph-index = 9

Forward Citations = 212(Granted Patents)


Location History:

  • Wakaba-cho, Tachikawa-shi, Tokyo, JP (1990)
  • Higashiyamoto, JP (1992)
  • Koganei, JP (1987 - 1993)
  • Tachikawa, JP (1989 - 1993)
  • Tokyo, JP (1992 - 1993)
  • Higashiyamato, JP (1995)
  • Kokubunji, JP (1994 - 2006)

Company Filing History:

goldMedal16 out of 42,743 
 
Hitachi, Ltd.
 patents
silverMedal2 out of 149 
 
Hitachi Microcomputer Engineering, Ltd.
 patents
bronzeMedal1 out of 13 
 
Hatachi Ltd
 patents
4. 1 out of 1 
 
Hitachi, Ind.
 patent
5. 1 out of 3,781 
 
Renesas Technology Corp.
 patents
6. 1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2006

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Areas of Expertise:
Semiconductor Device
Integrated Circuit
Memory Device
Bipolar SRAM
Manufacturing Process
Trench Isolation
Isolation Grooves
Groove Etch
Digital Processor
Circuit Inspection
Deep Fabrication
Dual Groove Isolation
20 patents (USPTO):Explore Patents
1. 7073147 - Method of manufacturing a semiconductor device (2006-07-04),
2. 5388073 - Semiconductor integrated circuit device and digital processor employing (1995-02-07),
3. 5351211 - Semiconductor integrated circuit device having circuit inspection (1994-09-27),
4. 5214302 - Semiconductor integrated circuit device forming on a common substrate (1993-05-25),
5. 5200348 - Method of manufacturing semiconductor device with constant width deep (1993-04-06),
6. 5177584 - Semiconductor integrated circuit device having bipolar memory, and (1993-01-05),
7. 5141888 - Process of manufacturing semiconductor integrated circuit device having (1992-08-25),
8. 5128740 - Semiconductor integrated circuit device with isolation grooves and (1992-07-07),
9. 5084402 - Method of fabricating a semiconductor substrate, and semiconductor (1992-01-28),
10. 5029127 - Bipolar SRAM having word lines as vertically stacked pairs of conductive (1991-07-02),
11. 5011788 - Process of manufacturing semiconductor integrated circuit device and (1991-04-30),
12. 4949162 - Semiconductor integrated circuit with dummy pedestals (1990-08-14),
13. 4926378 - Bipolar static RAM having two wiring lines for each word line (1990-05-15),
14. 4926235 - Semiconductor device (1990-05-15),
15. 4907063 - Semiconductor body, and device formed therefrom, having grooves with (1990-03-06),

Title: Innovator in Semiconductor Technology: Akihisa Uchida

Introduction: Akihisa Uchida, based in Tachikawa, Japan, is a notable inventor recognized for his significant contributions to the field of semiconductor technology. With a total of 20 patents to his name, Uchida has made groundbreaking advancements that enhance the functionality and efficiency of semiconductor devices.

Latest Patents: Uchida's latest innovations include a method of manufacturing a semiconductor device, which focuses on wirings connected to a gate electrode of a slave switch circuit cell for substrate bias circuits. This technology ensures that the switch operation of the slave switch circuit cell is invalidated while stabilizing the n wells and p wells to respective power supply and reference potentials. Furthermore, his patented design for a semiconductor memory device is tailored for use in digital processors, skillfully managing address signals and input/output data cycles in sync with the CPU machine cycle, thereby optimizing performance.

Career Highlights: Throughout his career, Akihisa Uchida has been associated with prominent companies such as Hitachi, Ltd. and Hitachi Microcomputer Engineering, Ltd. His tenure in these organizations has allowed him to work on cutting-edge technologies, ultimately leading to his numerous patents and technological advancements in semiconductor devices.

Collaborations: While working on these innovative projects, Uchida collaborated with esteemed colleagues, including Katsumi Ogiue and Yoichi Tamaki. These partnerships have played a crucial role in nurturing creative ideas and translating them into viable inventions, further propelling the evolution of semiconductor technology.

Conclusion: Akihisa Uchida stands as a vital figure in the realm of semiconductor innovation. His impressive portfolio of patents not only showcases his creativity but also highlights the importance of collaboration in technological advancements. As we continue to advance in the field of semiconductor technology, Uchida's contributions will undoubtedly have a lasting impact.

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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