% Expired Patents = 22.2

Forward Citations = 114

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3 inventors (with patents filed for the assignee):

Fujio Masuoka (9 out of 377 patents)

Hiroki Nakamura (6 out of 247 patents)

Shintaro Arai (3 out of 43 patents)

9 patents: Sort by Forward Citations

1. 8053842 - Semiconductor storage device (2011-11-08),

2. 8039893 - CMOS inverter coupling circuit comprising vertical transistors (2011-10-18),

3. 8026141 - Method of producing semiconductor (2011-09-27),

4. 8023352 - Semiconductor storage device (2011-09-20),

5. 7960762 - Solid-state image sensing device including solid-state image sensor having a pillar-shaped semiconductor layer (2011-06-14),

6. 7956388 - Solid-state image pickup element and solid-state image pickup device (2011-06-07),

7. 7940573 - Nonvolatile semiconductor memory and method for driving the same (2011-05-10),

8. 7919990 - Semiconductor device (2011-04-05),

9. 7872287 - Solid-state imaging device (2011-01-18),

Company Overview

Unisantis Electronics (Japan) Ltd. is a leading semiconductor company specializing in the development and production of innovative memory solutions. With a focus on research and development, Unisantis is dedicated to providing cutting-edge technology to meet the evolving demands of the electronics industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

9 Patents

#2,019 in Tokyo

#4,696 in Japan

Tokyo, Japan

Unisantis Electronics (Japan) Ltd.

Forward Citations = 114

3 inventors:

Fujio Masuoka (9 out of 377 patents)

Hiroki Nakamura (6 out of 247 patents)

Shintaro Arai (3 out of 43 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Unisantis Electronics (Japan) Ltd.. Retrieved from https://idiyas.com/company/unisantis-electronics-japan

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

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]