% Expired Patents = 20.0

Forward Citations = 29

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19 inventors (with patents filed for the assignee):

Toru Chinen (1 out of 141 patents)

Mitsuyuki Hatanaka (1 out of 81 patents)

Minoru Tsuji (1 out of 77 patents)

4. Hiroyuki Honma (1 out of 61 patents)

5. Tatsumi Ito (1 out of 54 patents)

6. Masaya Kakuta (1 out of 20 patents)

7. Shingo Imanishi (1 out of 33 patents)

8. Toru Takashimizu (1 out of 5 patents)

9. Nao Nitta (1 out of 17 patents)

10. Koji Futamura (1 out of 9 patents)

11. Tadakuni Narabu (1 out of 49 patents)

12. Tohru Wada (1 out of 7 patents)

13. Hisato Shima (1 out of 130 patents)

14. Tetsuya Iizuka (1 out of 26 patents)

15. Motohiro Furuki (1 out of 28 patents)

5 patents: Sort by Forward Citations

1. 10621994 - Audio signal processing device and method, encoding device and method, and program (2020-04-14),

2. 8487273 - Microchip and particulate fractional collection apparatus (2013-07-16),

3. 7561576 - Apparatus for and method of predictive time stamping of isochronous data packets transmitted over an IEEE 1394-1995 serial bus network (2009-07-14),

4. 5812735 - Picture signal decoding method and picture signal decoding apparatus (1998-09-22),

5. 5029190 - Output circuit having high charge to voltage conversion gain (1991-07-02),

Company Overview

Sony Corporation is a multinational conglomerate that designs, develops, produces, and sells electronic equipment, instruments, and devices. The company operates in various sectors, including electronics, gaming, entertainment, and financial services. With a long history of innovation and cutting-edge technology, Sony is known for its popular products such as PlayStation gaming consoles, Bravia TVs, Xperia smartphones, and camera equipment.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#2,721 in Tokyo

#6,654 in Japan

Tokyo, Japan

Sony Corporaiton

Forward Citations = 29

19 inventors:

Toru Chinen (1 out of 141 patents)

Mitsuyuki Hatanaka (1 out of 81 patents)

Minoru Tsuji (1 out of 77 patents)

4. Hiroyuki Honma (1 out of 61 patents)

5. Tatsumi Ito (1 out of 54 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sony Corporaiton. Retrieved from https://idiyas.com/company/sony-corporaiton

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]