Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431000 | Valve-actuating for internal combustion engine | Noriaki Fujii, Hiromu Nakamura | 2008-10-07 |
| 6467444 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada | 2002-10-22 |
| 6463899 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Hiromu Nakamura | 2002-10-15 |
| 6431135 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada | 2002-08-13 |
| 6425359 | Valve moving apparatus of an internal combustion engine | Noriaki Fujii, Hiromu Nakamura, Yuji Matsumochi | 2002-07-30 |
| 6418898 | Valve operating system in internal combustion engine | Chikara Tanaka, Hiromu Nakamura, Noriyuki Yamada | 2002-07-16 |
| 6374056 | Camera with magnetic recording device | Takao Umetsu, Minoru Ishiguro | 2002-04-16 |
| 6347607 | Valve operating system in internal combustion engine | Chikara Tanaka, Hiromu Nakamura, Noriyuki Yamada | 2002-02-19 |
| 5903785 | Camera with date recording device | Minoru Ishiguro, Minoru Takahashi | 1999-05-11 |
| 5867743 | Camera with date recording device | Minoru Ishiguro, Minoru Takahashi | 1999-02-02 |
| 5302990 | Method and apparatus for displaying recordable data in a camera | Muneyoshi Satoh, Haruo Onozuka | 1994-04-12 |
| 5157433 | Method and apparatus for controlling continuous photography | Haruo Onozuka, Takao Umetsu, Michihiro Shiina | 1992-10-20 |
| 5023645 | Lens position detecting device for camera | Yutaka Yoshida, Takao Umetsu | 1991-06-11 |
| 4792762 | Battery check system | Michihiro Shiina, Shigenori Goto, Hisashi Hamada | 1988-12-20 |