Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8339051 | Electronic flash unit and manufacturing method thereof | Hirohiko Ina, Arata Sakamoto, Shohei Uno, Toshinori Maki, Katsumi Horinishi +8 more | 2012-12-25 |
| 7652434 | Electronic flash unit and manufacturing method thereof | Hirohiko Ina, Arata Sakamoto, Shohei Uno, Toshinori Maki, Katsumi Horinishi +8 more | 2010-01-26 |
| 7137614 | Valve devices for controlling flow of intake air | Toshiyuki Masui | 2006-11-21 |
| 6960069 | Arrangement structure of swash plate hydraulic pump hydraulic pump | Kazuhiro Maruta | 2005-11-01 |
| 6777852 | Stator core of torque motor | Yukiya Kato, Shinji Kamiya | 2004-08-17 |
| 5781092 | Ignition coil for an internal combustion engine | Kazutaka Nakamichi, Kouji Yoshikawa, Toshiro Suzuki, Hitoshi Takeuchi | 1998-07-14 |
| 5764124 | Ignition coil for an internal combustion engine | Kazutaka Nakamichi, Kouji Yoshikawa, Toshiro Suzuki | 1998-06-09 |
| 4702583 | Drive device for lens barrel and diaphragm shutter | Tsunemi Yoshino, Hajime Mitsui | 1987-10-27 |
| 4695144 | Drive apparatus of lens and exposure mechanism by motor | Tsunemi Yoshino, Hiroshi Iwata | 1987-09-22 |
| 4632530 | Automatic film winding system | Hiroshi Iwata | 1986-12-30 |
| 4613286 | Constant torque control system for a variable displacement pump or pumps | — | 1986-09-23 |
| 4531157 | Method and apparatus for automatic focusing in video camera | — | 1985-07-23 |
| 4487494 | Automatic focusing apparatus using ultrasonic wave | — | 1984-12-11 |
| 4472742 | Video and sound recording device with automatic focusing system | Wataru Hasegawa, Hiroshi Makino | 1984-09-18 |
| 4467362 | Apparatus and method for transmitting ultrasonic wave | Wataru Hasegawa | 1984-08-21 |
| 4224555 | Electronic flash with automatic duration control | — | 1980-09-23 |