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USPTO Data Jan 1 1976 - Dec 9 2025
434 Patents
#184 in Tokyo
#408 in Japan
#2,111 in the World
Casio Keisanki Kabushiki Kaisha
Forward Citations = 5,137
126 inventors:
Casio Keisanki Kabushiki Kaisha
Trademarks = 127
Forward Citations = 5,137
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126 inventors (with patents filed for the assignee):
Yosuke Nagayama (34 out of 37 patents)
Akihiro Miyahara (25 out of 44 patents)
Ryusuke Moriai (23 out of 33 patents)
4. Iichiro Hashimoto (21 out of 23 patents)
5. Atsushi Goto (21 out of 47 patents)
6. Kazuhito Sakaguchi (20 out of 21 patents)
7. Junichi Ono (16 out of 34 patents)
8. Yasushi Yamamoto (16 out of 18 patents)
9. Shigeru Hanagata (15 out of 42 patents)
10. Hideki Watanabe (14 out of 83 patents)
11. Takayasu Akagi (14 out of 18 patents)
12. Masaki Ogino (14 out of 15 patents)
13. Norihito Hanafusa (14 out of 14 patents)
14. Kenji Kojima (13 out of 61 patents)
15. Yukinori Ido (13 out of 35 patents)
Core Competencies:
Watch Case
Electronic Calculator
Digital Camera
Wrist Watch
Wearable Activity Tracker
Electronic Keyboard Musical Instrument
Projector
Dermatoscope
Wearable Information Terminal
434 patents:
Casio Keisanki Kabushiki Kaisha, commonly known as Casio, is a Japanese multinational electronics company headquartered in Tokyo, Japan. The company is known for its calculators, watches, digital cameras, and electronic musical instruments. Casio has a strong presence in the global market and is recognized for its innovative and reliable products.
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