% Expired Patents = 20.0

Forward Citations = 44

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13 inventors (with patents filed for the assignee):

Shiro Hara (1 out of 26 patents)

Tadanari Anpo (1 out of 1 patent)

Michiyuki Yamaoka (1 out of 5 patents)

4. Masahide Akao (1 out of 5 patents)

5. Masayoshi Masuda (1 out of 3 patents)

6. Junzo Tobitsuka (1 out of 7 patents)

7. Hideo Takeshiba (1 out of 10 patents)

8. Hiroshi Ohta (1 out of 4 patents)

9. Takashi Suzuki (1 out of 1 patent)

10. Koichi Yamanobe (1 out of 1 patent)

11. Yasuhiko Kondo (1 out of 3 patents)

12. Shigehiro Kato (1 out of 4 patents)

13. Hiroshi Nakatani (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 10240350 - Free access floor structure, and manufacturing apparatus and carrier apparatus adapted for floor structure (2019-03-26),

2. 7123913 - Cellular telephone (2006-10-17),

3. D490302 - Package (2004-05-26),

4. 5306712 - Fungicidal silicon-containing compounds and their agrochemical and (1994-04-26),

5. 5207994 - Apparatus for innoxious disposal of medical wastes (1993-05-04),

Company Overview

Sanyo Co., Ltd. is a Japanese electronics company that manufactures a wide range of products including TVs, cameras, home appliances, and batteries. The company was founded in 1947 and has since become a global leader in the industry. With a focus on innovation and quality, Sanyo continues to provide cutting-edge technology to consumers around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#3 in Fujioka

#6,654 in Japan

Fujioka, Japan

Sanyo Co., Ltd.

Forward Citations = 44

13 inventors:

Shiro Hara (1 out of 26 patents)

Tadanari Anpo (1 out of 1 patent)

Michiyuki Yamaoka (1 out of 5 patents)

4. Masahide Akao (1 out of 5 patents)

5. Masayoshi Masuda (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sanyo Co., Ltd.. Retrieved from https://idiyas.com/company/sanyo-company

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]