Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420974 | Long life welding electrode and its fixing structure, welding head, and welding method | Tadahiro Ohmi, Yasuyuki Shirai, Osamu Nakamura | 2013-04-16 |
| 7312415 | Plasma method with high input power | Tadahiro Ohmi, Masaki Hirayama, Haruyuki Takano, Ryu Kaiwara | 2007-12-25 |
| 7296048 | Semiconductor circuit for arithmetic processing and arithmetic processing method | Tadahiro Ohmi, Makoto Imai, Toshiyuki Nozawa, Masanori Fujibayashi, Koji Kotani +1 more | 2007-11-13 |
| 7195024 | Chemical supply system | Nobuhiro Miki, Yoshiaki Yamaguchi | 2007-03-27 |
| 6962283 | Welding method for fluorine-passivated member for welding, fluorine-passivated method after being weld, and welded parts priority data | Tadahiro Ohmi, Yasuyuki Shirai, Osamu Nakamura | 2005-11-08 |
| 6940034 | Long life welding electrode and its fixing structure, welding head, and welding method | Tadahiro Ohmi, Yasuyuki Shirai, Osamu Nakamura | 2005-09-06 |
| 6818320 | Welding method for welded members subjected to fluoride passivation treatment, fluoride passivation retreatment method, and welded parts | Tadahiro Ohmi, Yasuyuki Shirai, Osamu Nakamura | 2004-11-16 |
| 6764212 | Chemical supply system | Nobuhiro Miki, Yoshiaki Yamaguchi | 2004-07-20 |
| 6733732 | Reactor for generating moisture | Tadahiro Ohmi, Koji Kawada, Yoshikazu Tanabe, Nobukazu Ikeda, Akihiro Morimoto +3 more | 2004-05-11 |
| 6728745 | Semiconductor circuit for arithmetic operation and method of arithmetic operation | Tadahiro Ohmi, Makoto Imai, Toshiyuki Nozawa, Masanori Fujibayashi, Koji Kotani +1 more | 2004-04-27 |
| 6719875 | Plasma process apparatus | Tadahiro Ohmi, Masaki Hirayama, Ryu Kaiwara, Kazuhide Ino | 2004-04-13 |
| 6704757 | Semiconductor arithmetic unit | Tadahiro Ohmi, Tadashi Shibata, Akira Nakada, Tatsuro Morimoto | 2004-03-09 |
| 6630031 | Surface purification apparatus and surface purification method | Nobuhiro Miki | 2003-10-07 |
| 6612898 | Method for forming oxidation-passive layer, fluid-contacting part, and fluid feed/discharge system | Tadahiro Ohmi | 2003-09-02 |
| 6610168 | Resist film removal apparatus and resist film removal method | Nobuhiro Miki | 2003-08-26 |
| 6563072 | Welding technique for forming passive chromium oxide film in weld and gas feed system for welding | Tadahiro Ohmi, Yasuyuki Shirai, Osamu Nakamura | 2003-05-13 |
| 6533902 | Ultraviolet processing apparatus and ultraviolet processing method | Nobuhiro Miki | 2003-03-18 |
| 6503464 | Ultraviolet processing apparatus and ultraviolet processing method | Nobuhiro Miki | 2003-01-07 |
| 6462298 | Long life welding electrode and its fixing structure, welding head and welding method | Tadahiro Ohmi, Yasuyuki Shirai, Osamu Nakamura | 2002-10-08 |
| 6456532 | Semiconductor memory device | Tadahiro Ohmi, Tadashi Shibata, Keng Hoong Wee, Takemi Yonezawa, Toshiyuki Nozawa | 2002-09-24 |
| 6436353 | Gas recovering apparatus | Tadahiro Ohmi, Yasuyuki Shirai, Taiji Hashimoto, Kazuhide Ino | 2002-08-20 |
| 6416586 | Cleaning method | Tadahiro Ohmi, Toshihiro Il, Kenji Mori, Toshikazu Abe, Hirosi Arakawa | 2002-07-09 |
| 6357385 | Plasma device | Tadahiro Ohmi, Masaki Hirayama, Haruyuki Takano, Ryu Kaiwara | 2002-03-19 |
| 6348157 | Cleaning method | Tadahiro Ohmi, Kazuhiko Kawada, Mitsunori Nakamori, Toshihiro II | 2002-02-19 |
| 6325081 | Washing apparatus and washing method | Nobuhiro Miki, Yasuyuki Harada, Tadahiro Ohmi | 2001-12-04 |