Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7141939 | Power supply circuit that is stable against sudden load change | Takayuki Nagasawa, Shinji Yajima, Toshiyuki Teramoto, Hiroshi Okubo, Masayoshi Isobe +2 more | 2006-11-28 |
| 6970690 | Data processing apparatus and card-sized data processing device | Shinji Yajima, Masao Nakajima | 2005-11-29 |
| 6823069 | Encrypting/decrypting system with programmable logic device/unit and method thereof | Hironobu Kitajima | 2004-11-23 |
| 6009483 | System for dynamically setting and modifying internal functions externally of a data processing apparatus by storing and restoring a state in progress of internal functions being executed | — | 1999-12-28 |
| 5500930 | System to decode instructions indicating the addresses of control codes and providing patterns to direct an electron beam exposure apparatus | — | 1996-03-19 |
| 5448075 | Electron-beam exposure system having an improved rate of exposure throughput | Hiroshi Yasuda | 1995-09-05 |
| 5430304 | Blanking aperture array type charged particle beam exposure | Hiroshi Yasuda, Yasushi Takahashi, Yoshihisa Oae, Tomohiko Abe | 1995-07-04 |
| 5262341 | Blanking aperture array and charged particle beam exposure method | Hiroshi Yasuda, Kiichi Sakamoto, Yasushi Takahashi | 1993-11-16 |
| 5260579 | Charged particle beam exposure system and charged particle beam exposure method | Hiroshi Yasuda, Yasushi Takahashi, Kiichi Sakamoto, Akio Yamada, Yoshihisa Oae +2 more | 1993-11-09 |
| 5175435 | Electron beam exposure system with increased efficiency of exposure operation | Kiichi Sakamoto, Hiroshi Yasuda | 1992-12-29 |
| 5144142 | Blanking aperture array, method for producing blanking aperture array, charged particle beam exposure apparatus and charged particle beam exposure method | Hiroshi Yasuda, Kiichi Sakamoto, Yasushi Takahashi | 1992-09-01 |
| 5130547 | Charged-particle beam exposure method and apparatus | Kiichi Sakamoto, Yoshihisa Oae, Akio Yamada, Hiroshi Yasuda | 1992-07-14 |
| 5124560 | Electron beam exposure system having an improved data transfer efficiency | — | 1992-06-23 |
| 4999487 | Alignment of mask and semiconductor wafer using linear Fresnel zone plate | Shigeru Maruyama, Hironobu Kitajima, Takashi Kiuchi | 1991-03-12 |
| 4948983 | Alignment of mask and semiconductor wafer using linear fresnel zone plate | Shigeru Maruyama, Horonobu Kitajima, Takashi Kiuchi | 1990-08-14 |