Forward Citations = 90

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10 inventors (with patents filed for the assignee):

Yuzo Tsuruta (3 out of 3 patents)

Akio Kamon (2 out of 2 patents)

Hideo Yagi (1 out of 2 patents)

4. Masaaki Nakaya (1 out of 2 patents)

5. Noboru Matsuda (1 out of 3 patents)

6. Noriyuki Matsumoto (1 out of 3 patents)

7. Sakyo Nagashima (1 out of 1 patent)

8. Haruo Nishimura (1 out of 7 patents)

9. Yukio Odaka (1 out of 1 patent)

10. Katsuji Nakano (1 out of 4 patents)

6 patents: Sort by Forward Citations

1. 4634933 - Photographic illumination apparatus (1987-01-06),

2. 4555747 - Coupling mechanism of photographic flash device (1985-11-26),

3. 4491405 - Camera suitable for flash photography (1985-01-01),

4. 4360764 - Flash unit having plural flashlamps (1982-11-23),

5. 4360130 - Dispenser, particularly for liquid soap (1982-11-23),

6. 4329624 - Computer type electronic photoflash (1982-05-11),

Kabushiki Kaisha Sunpak is a Japanese company specializing in the design and manufacture of high-quality photography equipment. With a strong focus on innovation and technology, Sunpak has been a recognized leader in the industry for over 50 years. Their products include tripods, camera bags, flashes, and other accessories, all designed to meet the needs of professional photographers and enthusiasts alike.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

6 Patents

#562 in Osaka

#5,840 in Japan

Osaka, Japan

Kabushiki Kaisha Sunpak