Company Badge
USPTO Data Jan 1 1976 - Dec 2 2025
7 Patents
#2,034 in Tokyo
#5,300 in Japan
Asahi Kogaku Kogyo Kaisha
Forward Citations = 86
24 inventors:
Asahi Kogaku Kogyo Kaisha
Patents = 7
Forward Citations = 86
where 'Filed Patents' based on already Granted Patents
where 'Inventors Filed' based on already Granted Patents
24 inventors (with patents filed for the assignee):
Hiroshi Nomura (2 out of 300 patents)
Tetsuya Abe (1 out of 158 patents)
Norio Numako (1 out of 78 patents)
4. Takayuki Sensui (1 out of 58 patents)
5. Koichi Maruyama (1 out of 129 patents)
6. Teruo Ouchi (1 out of 138 patents)
7. Moriyasu Shirayanagi (1 out of 35 patents)
8. Takuma Sato (1 out of 25 patents)
9. Toshiharu Takahashi (1 out of 5 patents)
10. Hiroshi Kuboya (1 out of 3 patents)
11. Makoto Iki (1 out of 14 patents)
12. Teruaki Hiyamuta (1 out of 3 patents)
13. Yasushi Tabata (1 out of 44 patents)
14. Yoshinari Tanimura (1 out of 21 patents)
15. Masaaki Kishimoto (1 out of 16 patents)
7 patents:
Asahi Kogaku Kogyo Kaisha, now known as Asahi Optical Co., Ltd., is a Japanese optical company specializing in the production of cameras and lenses. Established in 1919, the company has a rich history of providing high-quality optical products for both professional and consumer use. Asahi's innovative technology and commitment to excellence have made them a trusted name in the industry.
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