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Alps Electronic Co., Ltd.

USPTO Granted Patents = 15

% Expired Patents = 53.3

Forward Citations = 111

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38 inventors (with patents filed for the assignee):

Masaki Yamamoto (3 out of 85 patents)

Kiyoshi Sato (2 out of 126 patents)

Toshinori Watanabe (2 out of 50 patents)

4. Hiroyuki Hebiguchi (1 out of 50 patents)

5. Kiyoshi Kobayashi (1 out of 80 patents)

6. Isao Ohwada (1 out of 5 patents)

7. Masaaki Endo (1 out of 21 patents)

8. Hisayuki Yazawa (1 out of 62 patents)

9. Hideki Gochou (1 out of 24 patents)

10. Shinichi Yamamoto (1 out of 1 patent)

11. Nagao Kuroda (1 out of 3 patents)

12. Tomokazu Ito (1 out of 1 patent)

13. Yasuyuki Ito (1 out of 1 patent)

14. Yuji Yanagisawa (1 out of 1 patent)

15. Yuzuru Kawamura (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 8130324 - Automatic gain control circuit (2012-03-06),

2. 7934931 - Rotating connector attachment structure (2011-05-03),

3. 7912010 - Wireless connection terminal and roaming method for providing stable wireless connection to access point (2011-03-22),

4. 7609134 - Variable tuning circuit using variable capacitance diode and television tuner (2009-10-27),

5. 7448882 - Connector (2008-11-11),

6. 7398070 - Variable gain amplifying circuit with matchable input/output impedance (2008-07-08),

7. 7174621 - Method of manufacturing a thin film magnetic head (2007-02-13),

8. 6963381 - Active matrix display device with asymmetrical reflection, and insulating layer with a corrugated surface and a flat portion (2005-11-08),

9. 6920014 - Magnetic head comprising slider and flexure bonded with conductive resin (2005-07-19),

10. 6700508 - Thin keyboard unit capable of making large the stroke of a key top (2004-03-02),

11. 6697221 - Perpendicular magnetic recording head with inverted trapezoidal main magnetic pole layer (2004-02-24),

12. 6690096 - Submergence-detecting power-window apparatus (2004-02-10),

13. 6388220 - Illuminated switching device for stabilized illumination to translucent portion of knob (2002-05-14),

14. 5824420 - Intermediate transfer member for thermal transfer printer (1998-10-20),

15. 4913285 - Water-and-dust-proof push-button switch housing dummy terminal for air (1990-04-03),

Company Overview

Alps Electronic Co., Ltd. is a prominent Japanese manufacturer specializing in electronic components and devices. The company focuses on developing innovative solutions across various sectors, including automotive, consumer electronics, and industrial applications. With a commitment to advancing technology, Alps Electronic excels in areas such as sensors, switches, and connectivity solutions, contributing to the evolution of smart devices and systems. Its global presence underscores its role in shaping the future of electronics and enhancing user experiences.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

15 Patents

#1,541 in Tokyo

#3,447 in Japan

#39,959 in the World

Alps Electronic Co., Ltd.

Forward Citations = 111

38 inventors:

Masaki Yamamoto (3 out of 85 patents)

Kiyoshi Sato (2 out of 126 patents)

Toshinori Watanabe (2 out of 50 patents)

4. Hiroyuki Hebiguchi (1 out of 50 patents)

5. Kiyoshi Kobayashi (1 out of 80 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alps Electronic Co., Ltd.. Retrieved from https://idiyas.com/company/alps-electronic-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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