% Expired Patents = 66.7

Forward Citations = 37

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8 inventors (with patents filed for the assignee):

Michiru Senda (1 out of 71 patents)

Toshiharu Matsushima (1 out of 135 patents)

Goro Hamagishi (1 out of 62 patents)

4. Katsunori Yamazaki (1 out of 71 patents)

5. Yoshiki Tanaka (1 out of 15 patents)

6. Hitoshi Tsuchiya (1 out of 37 patents)

7. Hiroyuki Horibata (1 out of 12 patents)

8. Ken Kaneko (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 7692620 - Display (2010-04-06),

2. 7679707 - Liquid crystal display device comprising a first electrode in contact with a bottom surface and a second electrode in contact with a top surface of a single layer insulating film comprising concave and convex portions (2010-03-16),

3. 7609445 - Image display (2009-10-27),

4. 7602463 - Liquid crystal display device and electronic apparatus (2009-10-13),

5. 7470986 - Mounting structure, electro-optical device, and electronic apparatus (2008-12-30),

6. 7400372 - Liquid crystal device and electronic apparatus (2008-07-15),

Company Overview

Sanyo Epson Imaging Devices Corp. is a global leader in the manufacturing of optical components, such as lenses and projectors. With a strong emphasis on innovation and quality, the company provides cutting-edge imaging solutions to a wide range of industries, including consumer electronics, medical devices, and automotive. With a commitment to sustainability and customer satisfaction, Sanyo Epson Imaging Devices Corp. continues to push the boundaries of technology to deliver superior products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#2,469 in Tokyo

#5,989 in Japan

Tokyo, Japan

Sanyo Epson Imaging Devices Corp.

Forward Citations = 37

8 inventors:

Michiru Senda (1 out of 71 patents)

Toshiharu Matsushima (1 out of 135 patents)

Goro Hamagishi (1 out of 62 patents)

4. Katsunori Yamazaki (1 out of 71 patents)

5. Yoshiki Tanaka (1 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sanyo Epson Imaging Devices Corp.. Retrieved from https://idiyas.com/company/sanyo-epson-imaging-devices

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]