% Expired Patents = 20.0

EPO Patents = 2

Forward Citations = 59

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6 inventors (with patents filed for the assignee):

Shigetoshi Matsuta (1 out of 12 patents)

Akihiro Kusaka (1 out of 3 patents)

Nobuo Matsuzaki (1 out of 9 patents)

4. Peter G Blaney (1 out of 1 patent)

5. Gerald P Esmer (1 out of 1 patent)

6. Sadao Igarashi (1 out of 23 patents)

7. Alan Murphy (0 patent)

8. Stephen Mccormack (0 patent)

5 patents: Sort by Forward Citations

1. 6640430 - Method of manufacturing a printed circuit board (2003-11-04),

2. 6475006 - Rotary connector having mechanism for locking pair of housings in relatively rotational relation (2002-11-05),

3. 5161311 - Calibration and compensation of an electronic compass system (1992-11-10),

4. 4725798 - Waveguide filter (1988-02-16),

5. 4710737 - Band switching circuit tuner (1987-12-01),

Alps Electric, Ltd. is a leading global manufacturer of electronic components. The company's product lineup includes sensors, switches, encoders, connectors, and touch input devices. With a focus on innovation and quality, Alps Electric strives to provide cutting-edge solutions to its customers in various industries such as automotive, mobile devices, and home appliances.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#2,721 in Tokyo

#6,651 in Japan

Tokyo, Japan

Alps Electric, Ltd.