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Ikegami Tsushinki Co., Ltd.

USPTO Granted Patents = 82

Trademarks = 3

Forward Citations = 1,412

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97 inventors (with patents filed for the assignee):

Hiroshi Tobita (9 out of 9 patents)

Kazumi Yamamoto (8 out of 8 patents)

Akihiro Suzuki (7 out of 10 patents)

4. Kouzi Nagai (6 out of 6 patents)

5. Masayuki Sugasawa (5 out of 9 patents)

6. Kenji Kosaka (5 out of 5 patents)

7. Naoki Kashimura (5 out of 5 patents)

8. Hiroshi Yamamoto (5 out of 6 patents)

9. Hidetoshi Endo (4 out of 4 patents)

10. Takeshi Sasaoka (4 out of 4 patents)

11. Norihiko Kawada (3 out of 4 patents)

12. Masaaki Koibuchi (3 out of 3 patents)

13. Kenji Hayashi (3 out of 3 patents)

14. Chikado Goto (3 out of 3 patents)

15. Katsumi Degawa (3 out of 3 patents)

Core Competencies:

Image Capturing Apparatus

Optical Detection Element

Solid-State Imaging Device

Color Separation Optical Assembly

Television Camera

Surveillance Camera

Video Signal Synchronizing Apparatus

Object Inspection Apparatus

Stereo Image Forming Apparatus

Gamma Correction Circuit

Electronic Endoscope

Data Processing Apparatus

82 patents: Sort by Forward Citations

1. 11006026 - Image capturing apparatus (2021-05-11),

2. 10652488 - Optical-detection element, solid-state imaging device, and method for driving solid-state imaging device (2020-05-12),

3. 9923006 - Optical detection element and solid-state image pickup device (2018-03-20),

4. 9696554 - Color separation optical assembly and image capture device (2017-07-04),

5. 8358836 - Specific color detection applicator (2013-01-22),

6. D622300 - Television camera (2010-08-24),

7. D617360 - Operating dial for an image adjusting apparatus (2010-06-08),

8. 6995798 - Viewfinder control unit and television camera (2006-02-07),

9. D508934 - Housing for surveillance camera (2005-08-30),

10. D508710 - Housing for surveillance camera (2005-08-23),

11. D507804 - Housing for surveillance camera (2005-07-26),

12. D504904 - Surveillance camera (2005-05-10),

13. D501863 - Housing for surveillance camera (2005-02-15),

14. D489742 - Dome for cameras (2004-05-12),

15. 6275265 - Video signal synchronizing apparatus (2001-08-14),

Ikegami Tsushinki Co., Ltd. is a leading manufacturer of professional-grade video and broadcast equipment. With a history dating back to 1946, the company has built a strong reputation for delivering innovative and high-quality solutions to the media industry. Ikegami's comprehensive product lineup includes cameras, monitors, switchers, recording equipment, and more. Their advanced technologies and commitment to customer satisfaction have made them a trusted partner for broadcasters, production companies, and other media professionals worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

82 Patents

#536 in Tokyo

#1,251 in Japan

#9,003 in the World

Ikegami Tsushinki Co., Ltd.

Forward Citations = 1,412

97 inventors:

Hiroshi Tobita (9 out of 9 patents)

Kazumi Yamamoto (8 out of 8 patents)

Akihiro Suzuki (7 out of 10 patents)

4. Kouzi Nagai (6 out of 6 patents)

5. Masayuki Sugasawa (5 out of 9 patents)

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