Forward Citations = 25

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12 inventors (with patents filed for the assignee):

Tadashi Kishimoto (1 out of 12 patents)

Nobuyuki Masuda (1 out of 1 patent)

Yutaka Kiyono (1 out of 1 patent)

4. Shigeaki Nagata (1 out of 1 patent)

5. Shuichiro Shigemori (1 out of 1 patent)

6. Sadao Maruyama (1 out of 1 patent)

7. Katsuyoshi Arisawa (1 out of 1 patent)

8. Kazuo Saita (1 out of 1 patent)

9. Hiroshi Taniguchi (1 out of 1 patent)

10. Hitosi Sibasaki (1 out of 1 patent)

11. Mitsumasa Amada (1 out of 1 patent)

12. Masami Nagasaka (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4908640 - Apparatus for taking photograph with monitoring system (1990-03-13),

2. 4851867 - Photographing number change-over device for two lens camera (1989-07-25),

3. 4839680 - Method and device for driving lens shutter (1989-06-13),

4. 4751537 - Photographing number change-over device for four lens camera (1988-06-14),

5. 4109999 - Illuminating device for slit lamp microscopes (1978-08-29),

Company Overview

Mamiya Camera Co., Ltd. is a Japanese company that specializes in the manufacturing of high-quality cameras and imaging products. With a rich history dating back to 1940, Mamiya has been at the forefront of the photography industry, known for its medium format cameras and lenses. The company is renowned for its precision engineering and commitment to excellence, catering to professional photographers and enthusiasts worldwide.

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

Mamiya Camera Co., Ltd.

Forward Citations = 25

12 inventors:

Tadashi Kishimoto (1 out of 12 patents)

Nobuyuki Masuda (1 out of 1 patent)

Yutaka Kiyono (1 out of 1 patent)

4. Shigeaki Nagata (1 out of 1 patent)

5. Shuichiro Shigemori (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mamiya Camera Co., Ltd.. Retrieved from https://idiyas.com/company/mamiya-camera-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]