Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7447138 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2008-11-04 |
| RE39901 | Initialization of phase-change optical recording medium | Kyohji Hattori, Fumiya Ohmi, Kenichi Aihara, Katsuyuki Yamada, Yuki Nakamura +3 more | 2007-10-30 |
| 7288224 | Method of producing a sputtering target | Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Katsuyuki Yamada, Michiaki Shinotsuka +2 more | 2007-10-30 |
| 6990053 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2006-01-24 |
| 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 |
| 6652806 | Method of producing a sputtering target | Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Katsuyuki Yamada, Michiaki Shinotsuka +2 more | 2003-11-25 |
| 6580672 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2003-06-17 |
| 6445669 | Initialization of phase-change optical recording medium | Kyohji Hattori, Fumiya Ohmi, Kenichi Aihara, Katsuyuki Yamada, Yuki Nakamura +3 more | 2002-09-03 |
| 6373802 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2002-04-16 |
| 6319368 | Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of forming recording layer for the optical recording medium | Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Katsuyuki Yamada, Michiaki Shinotsuka +2 more | 2001-11-20 |
| 5974025 | Optical recording medium and recording and reproducing method using the same | Katsuyuki Yamada, Yuki Nakamura, Eiji Noda, Kyohji Hattori, Kenichi Aihara +1 more | 1999-10-26 |
| 5736657 | Sputtering target | Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Katsuyuki Yamada, Michiaki Shinotsuka +2 more | 1998-04-07 |
| 5536589 | Magneto-optical recording medium | Hitoshi Nakamura | 1996-07-16 |
| 5251202 | Optical information recording medium having multi-layered structures for preventing undesired reflection and electric charging | Wasaburo Ohta, Masashi Nakazawa, Michiaki Shinozuka, Isao Miyamoto, Hitoshi Nakamura +3 more | 1993-10-05 |
| 4816382 | Method of producing plate making masks and film for forming masks | — | 1989-03-28 |
| 4690861 | Magneto optical recording medium | Hitoshi Nakamura, Yasuo Sawada, Hajime Machida, Fumiya Omi, Atsuyuki Watada | 1987-09-01 |
| 4663850 | Moire simulator and method of using same | Eiji Tadano | 1987-05-12 |
| 4375031 | Method and device for measuring a degree of exhaustion of photographic processing solutions | Hiroshi Fujisaki | 1983-02-22 |