Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8482217 | High pressure discharge lamp ballast and light source apparatus | Tooru Nagase, Yoshiaki Komatsu, Shinichi Suzuki, Makoto Ohkahara, Hirokazu Harasawa | 2013-07-09 |
| 8461772 | High pressure discharge lamp ballast and light source apparatus | Tooru Nagase, Yoshiaki Komatsu, Shinichi Suzuki, Makoto Ohkahara, Hirokazu Harasawa | 2013-06-11 |
| 8159135 | Electrode for high pressure discharge lamp, high pressure discharge lamp, and method for manufacturing electrode for high pressure discharge lamptechnical field | Toshio Yoshizawa, Junpei Nishimura | 2012-04-17 |
| 6249599 | Method and apparatus for detecting tool trouble in machine tool | — | 2001-06-19 |
| 6201567 | Turn broach abnormality sensing apparatus | — | 2001-03-13 |
| 5813322 | Die height correcting apparatus for press | — | 1998-09-29 |
| 5531087 | Metal sheet bending machine | Hiroyuki Kitabayashi, Ikuo Kamada, Toshiyuki Ooenoki | 1996-07-02 |
| 5367902 | Metal sheet bending machine | Hiroyuki Kitabayashi, Ikuo Kamada | 1994-11-29 |