Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661743 | Electronic device with display section | Masahiro Sase, Kenji Fujita | 2003-12-09 |
| 6580665 | Electronic timepiece having power generating function | Yasuo Kamiyama, Tomomi Murakami, Yoichi Nagata | 2003-06-17 |
| 6181648 | Electronic watch equipped with solar cell | Osamu Kamisawa | 2001-01-30 |
| 5841738 | Display unit structure for electronic device | Yuichi Kamei, Yasuo Kamiyama, Yoshio Katsuki | 1998-11-24 |
| 5367505 | Watch with dumb alarm | Hidetaka Tsuchiya, Nobuyuki Uehara, Masami Fukuda | 1994-11-22 |
| 5126184 | Molded part and mold for manufacturing the same | Isao Yabe, Takashi Odaka, Minoru Fukuda | 1992-06-30 |
| 4737941 | Watch with hand in form of circular film and provided with electrostatic shielding device | Yasuo Kamiyama | 1988-04-12 |
| 4267427 | Method of boring a hole through a magnet made of an intermetallic compound | Hiroki Nomura, Masaru Koyanagi | 1981-05-12 |