Issued Patents All Time
Showing 176–196 of 196 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6990053 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2006-01-24 |
| 6886177 | Phase-change type optical information recording medium | Masaki Katoh, Katsuyuki Yamada | 2005-04-26 |
| 6775213 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2004-08-10 |
| 6760291 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2004-07-06 |
| 6757232 | Method of recording and reproducing information and apparatus for recording and reproducing information using the method | Katsuyuki Yamada, Masaki Kato | 2004-06-29 |
| 6692237 | Rotary piston cylinder device with radially extending cylinder chambers intersecting at a rotary axis | Fumito Komatsu, Kenji Muramatsu, Tomohiro Takeuchi | 2004-02-17 |
| 6631109 | Optical recording method and apparatus, and optical storage medium | — | 2003-10-07 |
| 6592958 | Optical recording medium and sputtering target for fabricating the recording medium | Masaki Kato | 2003-07-15 |
| 6580672 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2003-06-17 |
| 6487152 | Method of recording information in phase-change recording medium and recording medium for use in the method | — | 2002-11-26 |
| 6446025 | Multiple propagation wave parameter measuring method and apparatus and machine-readable recording medium recording multiple propagation wave parameter measuring program | Yoshihiko Kuwahara, Tadashi Matsumoto, Kazuhiko Fukawa | 2002-09-03 |
| 6445669 | Initialization of phase-change optical recording medium | Kyohji Hattori, Fumiya Ohmi, Kenichi Aihara, Katsuyuki Yamada, Eiji Noda +3 more | 2002-09-03 |
| 6388978 | Optical recording method for a rewritable phase-change optical recording medium | Ippei Ogawa, Katsuyuki Yamada, Eiji Noda, Kenichi Aihara, Hiroko Iwasaki | 2002-05-14 |
| 6373802 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2002-04-16 |
| 6280810 | Phase-change information recording medium and optical recording method to make higher rotation rates feasible | Katsuyuki Yamada, Eiji Noda, Ippei Ogawa | 2001-08-28 |
| 5974025 | Optical recording medium and recording and reproducing method using the same | Katsuyuki Yamada, Eiji Noda, Kyohji Hattori, Kenichi Aihara, Fumiya Ohmi +1 more | 1999-10-26 |
| 5969641 | Vehicle identification system for electric toll collection system | Yoshihiko Kuwahara | 1999-10-19 |
| 5933178 | Multi-stylus head and process for producing the same | Noboru Ueno, Akinori Ushikoshi, Fumito Komatsu | 1999-08-03 |
| 5530690 | Multi-needle recording head and method of manufacturing the same | Noboru Ueno, Fumito Komatsu, Toshitatsu Kawatsu | 1996-06-25 |
| 5107283 | Electrostatic recording head with improved alignment of recording electrodes | Noboru Ueno | 1992-04-21 |
| 5079572 | Electrostatic recording head and method of making the same | Toshiro Shimodaira, Toshihiro Kobayashi, Kingo Chino, Takafumi Kuwazawa | 1992-01-07 |