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Sanyo Semiconductor Co., Ltd.

USPTO Granted Patents = 306

% Expired Patents = 19.9

EPO Patents = 15

Forward Citations = 877

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322 inventors (with patents filed for the assignee):

Takashi Noma (10 out of 103 patents)

Hiroyuki Shinogi (10 out of 34 patents)

Tomofumi Watanabe (9 out of 23 patents)

4. Seiji Otake (8 out of 24 patents)

5. Hiroyasu Ishida (8 out of 13 patents)

6. Akira Suzuki (8 out of 51 patents)

7. Hidefumi Saito (7 out of 15 patents)

8. Hiroshi Yamada (7 out of 59 patents)

9. Hideo Kondo (6 out of 58 patents)

10. Kazuo Okada (6 out of 18 patents)

11. Yasuhiro Takeda (6 out of 20 patents)

12. Toshiyuki Imai (6 out of 12 patents)

13. Katsuhiko Kitagawa (6 out of 18 patents)

14. Yoshimasa Amatatsu (6 out of 6 patents)

15. Eio Onodera (6 out of 6 patents)

Core Competencies:

Semiconductor Device

Image Stabilization Control Circuit

Motor Drive Circuit

Light-Emitting Element

Amplifier Circuit

Electroluminescence Display

Signal Processing

Insulated Gate Transistor

Resin Sealing

Defect Inspection

Capacitive Touch Sensor

Nonvolatile Memory

306 patents: Sort by Forward Citations

1. 8722512 - Method of manufacturing semiconductor device with a dummy layer (2014-05-13),

2. 8693150 - Semiconductor apparatus (2014-04-08),

3. 8670677 - Remote control signal receiving circuit (2014-03-11),

4. 8665922 - Driver circuit of light-emitting element (2014-03-04),

5. 8653612 - Semiconductor device (2014-02-18),

6. 8648452 - Resin molded semiconductor device and manufacturing method thereof (2014-02-11),

7. 8638041 - Light-emitting element drive circuit system, and electronic device (2014-01-28),

8. 8619997 - Receiving apparatus (2013-12-31),

9. 8619057 - Signal processing circuit for electrostatic capacitor type touch sensor (2013-12-31),

10. 8618763 - Motor drive circuit (2013-12-31),

11. 8609467 - Lead frame and method for manufacturing circuit device using the same (2013-12-17),

12. 8604744 - Motor drive circuit for rotating a rotor by supplying the currents to two coils (2013-12-10),

13. 8604719 - Light-emitting element driving circuit system (2013-12-10),

14. 8600079 - Amplifier circuit of capacitor microphone (2013-12-03),

15. 8598720 - Semiconductor device and manufacturing method thereof (2013-12-03),

Company Overview

Sanyo Semiconductor Co., Ltd., based in Gunma, Japan, specializes in the development and manufacturing of advanced semiconductor devices. The company focuses on a range of core technologies including image stabilization control circuits, motor drive circuits, and light-emitting elements. Sanyo's expertise extends to amplifier circuits, electroluminescence displays, and signal processing, as well as insulated gate transistors. The organization is committed to innovation in the semiconductor field, contributing to various applications across multiple industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

306 Patents

#2 in Gunma

#539 in Japan

#2,926 in the World

Sanyo Semiconductor Co., Ltd.

Forward Citations = 877

322 inventors:

Takashi Noma (10 out of 103 patents)

Hiroyuki Shinogi (10 out of 34 patents)

Tomofumi Watanabe (9 out of 23 patents)

4. Seiji Otake (8 out of 24 patents)

5. Hiroyasu Ishida (8 out of 13 patents)

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

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