Issued Patents All Time
Showing 1–5 of 5 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 |
| 6011929 | Flash apparatus capable of varying emission angle | Katsunori Kawabata, Katsumi Horinishi | 2000-01-04 |
| 5911085 | Variable emission angle strobe light and control method therefor | Takashi Umehara, Katsunori Kawabata, Katsumi Horinishi | 1999-06-08 |
| 5734934 | Emission angle variable flash apparatus | Katsumi Horinishi, Akira Iwamoto, Katsunori Kawabata, Shinji Ando | 1998-03-31 |