Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6987265 | Method and an apparatus of an inspection system using an electron beam | Yuko Iwabuchi, Hideo Todokoro, Mitsugu Sato, Yasutsugu Usami, Mikio Ichihashi +6 more | 2006-01-17 |
| 6512227 | Method and apparatus for inspecting patterns of a semiconductor device with an electron beam | Yuko Iwabuchi, Hideo Todokoro, Mitsugu Sato, Yasutsugu Usami, Mikio Ichihashi +6 more | 2003-01-28 |
| 6481464 | Check valve | Kazutaka Katayama, Koji Senda, Chiaki Yuzuriha | 2002-11-19 |
| 6452178 | Method and an apparatus of an inspection system using an electron beam | Yuko Iwabuchi, Hideo Todokoro, Mitsugu Sato, Yasutsugu Usami, Mikio Ichihashi +6 more | 2002-09-17 |
| 6408890 | Hose connecting structure | — | 2002-06-25 |
| 6348690 | Method and an apparatus of an inspection system using an electron beam | Yuko Iwabuchi, Hideo Todokoro, Mitsugu Sato, Yasutsugu Usami, Mikio Ichihashi +6 more | 2002-02-19 |
| 6161592 | Heat-resistant hose | Yasuo Yamamoto, Shinobu Kanbe, Masashi Kondo | 2000-12-19 |
| 5483589 | Apparatus and method for routing control for composite network | Kazunori Ishida, Tadao Ishii, Susumu Akizuki, Akihisa Ogino | 1996-01-09 |
| 5463221 | Electron beam measuring apparatus | Tadashi Otaka, Hideo Todokoro | 1995-10-31 |
| 5136387 | RF modular requiring no test pattern generator | Shigetaka Sawa | 1992-08-04 |
| 4750200 | Call meter signal receiver for subscriber's private metering of telephone system | Kazuhiro Sato, Yoshimi Iijima | 1988-06-07 |
| 4670874 | Communications system for transmitting and receiving data and voice signals simultaneously through 2-wire signal lines | Kazuhiro Sato, Yoshimi Iijima | 1987-06-02 |
| 4661879 | Overcurrent protection circuit for line circuits in a switching system | Kazuhiro Sato | 1987-04-28 |