Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6998572 | Light energy processing device and method | Tadashi Endo, Masahiro Sato, Dokei Nagayasu, Mamoru Watanabe, Yasuhiro Goto +4 more | 2006-02-14 |
| 6943489 | High resolution CRT device comprising a cold cathode electron gun | Takashi Itoh, Masahide Yamauchi | 2005-09-13 |
| 6943491 | Picture tube device having lead electrode with a curved shape | Masahide Yamauchi, Takashi Itoh | 2005-09-13 |
| 6914373 | Electron lens and structure for a cold cathode of a cathode ray tube | Takashi Itoh, Masahide Yamauchi, Keisuke Koga, Toru Kawase | 2005-07-05 |
| 6794822 | Field emission electron source, electron gun and cathode ray tube device using the same | Keisuke Koga, Toru Kawase, Masahide Yamauchi, Takashi Itoh | 2004-09-21 |
| 6791061 | Optical machining device | Kazushige Hirasawa, Dokei Nagayasu, Makoto Ryudo | 2004-09-14 |
| 6661166 | Electron gun and cathode-ray tube | Masahide Yamauchi, Takashi Itoh, Keisuke Koga, Toru Kawase | 2003-12-09 |
| 6518536 | Joining equipment | Jing Wang, Mamoru Watanabe, Yasuhiro Goto, Makoto Ryudo, Kinichi Matsuyama | 2003-02-11 |
| 6426261 | Logic circuit and its fabrication method | Takakuni Douseki | 2002-07-30 |
| 6320418 | Self-timed pipelined datapath system and asynchronous signal control circuit | Takakuni Douseki | 2001-11-20 |
| 6294753 | Resistance welding machine control method | Yasuhiro Gotou, Makoto Ryudo, Mikiji Suzuki | 2001-09-25 |
| 6225827 | Dynamic logic circuit and self-timed pipelined datapath system | Takakuni Douseki | 2001-05-01 |
| 6140825 | Method and apparatus for evaluating quality of resistance welds | Yasuhiro Goto, Makoto Ryudo, Kin-ichi Matsuyama | 2000-10-31 |
| 6140836 | Self-timed pipelined datapath system and asynchronous signal control circuit | Takakuni Douseki | 2000-10-31 |
| 6111427 | Logic circuit having different threshold voltage transistors and its fabrication method | Takakuni Douseki | 2000-08-29 |
| 6057523 | Method of controlling welding conditions of a resistance welder | Yasuhiro Goto, Makoto Ryudo | 2000-05-02 |
| 5892197 | Control apparatus for resistance welding machine | Yasuhiro Goto, Makoto Ryudo | 1999-04-06 |
| 5852273 | Resistance welding controller and method including thermal conduction simulation of weld nugget condition | Makoto Ryudo, Yasuhiro Goto | 1998-12-22 |
| 5397871 | Light beam heating system with inert gas shield | — | 1995-03-14 |
| 5343011 | Resistance welding monitor | Yasuhiro Goto, Makoto Ryudo, Hideki Ihara | 1994-08-30 |
| 5335309 | Light-beam heating apparatus | Nobuyuki Haji, Minoru Yamada | 1994-08-02 |
| 5228109 | Light beam heating apparatus and method utilizing a fiber optic cable with random fiber array | Makoto Kobayashi, Shogo Koshida, Kozo Yoshimura, Hideo Goto | 1993-07-13 |