Forward Citations = 64

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4 inventors (with patents filed for the assignee):

Soichiro Yasunaga (5 out of 6 patents)

Isamu Watanabe (1 out of 11 patents)

Kensuke Hasegawa (1 out of 1 patent)

4. Akiro Morita (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 5386114 - Detector for activity direction of magma (1995-01-31),

2. 5241175 - Method and equipment for prediction of volcanic eruption and earthquake (1993-08-31),

3. 4994733 - Potentiometer for voltage-measuring instrument (1991-02-19),

4. 4980570 - Device for determining location of apertures (1990-12-25),

5. 4636772 - Multiple function type D/A converter (1987-01-13),

6. 4433287 - Range switching device for electric meter (1984-02-21),

Established in 1939, Riken Denshi Co., Ltd is a leading manufacturer of medical equipment and devices. Specializing in vital sign monitors, patient monitoring systems, and electrocardiographs, the company has a strong reputation for quality and reliability. With a commitment to innovation and technological advancement, Riken Denshi continues to provide cutting-edge solutions for healthcare professionals worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

6 Patents

#1 in Higashiarima

#5,845 in Japan

Higashiarima, Japan

Riken Denshi Co., Ltd

Forward Citations = 64

4 inventors:

Soichiro Yasunaga (5 out of 6 patents)

Isamu Watanabe (1 out of 11 patents)

Kensuke Hasegawa (1 out of 1 patent)

4. Akiro Morita (1 out of 1 patent)

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