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USPTO Data Jan 1 1976 - Sep 22 2026
1,056 Patents
#111 in Tokyo
#217 in Japan
#961 in the World
Pentax Corporation
Forward Citations = 17,063
389 inventors:
Pentax Corporation
% Expired Patents = 50.7
CIPO Patents = 1
Trademarks = 12
Forward Citations = 17,063
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389 inventors (with patents filed for the assignee):
Hiroshi Nomura (91 out of 304 patents)
Eiji Hayamizu (39 out of 78 patents)
Takamitsu Sasaki (38 out of 115 patents)
4. Koichi Maruyama (32 out of 129 patents)
5. Kazunori Ishizuka (31 out of 59 patents)
6. Teruo Ouchi (31 out of 138 patents)
7. Shuichi Takeuchi (29 out of 70 patents)
8. Shuzo Seo (27 out of 82 patents)
9. Yoshihiro Yamazaki (27 out of 48 patents)
10. Tatsuyuki Hayashi (25 out of 37 patents)
11. Daisuke Koreeda (24 out of 51 patents)
12. Maiko Takashima (23 out of 23 patents)
13. Takashi Iizuka (20 out of 116 patents)
14. Tetsuya Abe (19 out of 159 patents)
15. Isao Okuda (19 out of 57 patents)
Core Competencies:
Video Laryngoscope
Digital Camera
Single-Lens Reflex
Endoscope System
Lens Design
Optical System
Micromirror Device
Anti-Shake Apparatus
Ultrasonic Motor
Conversion Lens
Stage Apparatus
Signal Output
1,056 patents:
Pentax Corporation is a renowned company known for its high-quality cameras and optics. With a rich history dating back to 1919, Pentax has been a leading innovator in the photography industry. They offer a wide range of products including digital SLR cameras, lenses, binoculars, and other optical instruments. With a commitment to precision, reliability, and cutting-edge technology, Pentax continues to deliver exceptional imaging solutions to photographers and enthusiasts worldwide.
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1 patent (CIPO):
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]