Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6127016 | Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium | Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Yoshiyuki Kageyama, Hiroshi Deguchi +2 more | 2000-10-03 |
| 6096398 | Phase-change optical recording medium | Hajime Yuzurihara, Hiroshi Deguchi, Michiaki Shinotsuka, Takashi Shibaguchi, Mikio Kinoshita +2 more | 2000-08-01 |
| 5948496 | Optical recording medium | Mikio Kinoshita | 1999-09-07 |
| 5916730 | Optical information recording medium and recording method by use of the recording medium | Yukio Ide, Yoshiyuki Kageyama, Hiroko Iwasaki | 1999-06-29 |
| 5882493 | Heat treated and sintered sputtering target | Hiroko Iwasaki, Yoshiyuki Kageyama, Masaetsu Takahashi, Hiroshi Deguchi, Katsuyuki Yamada +2 more | 1999-03-16 |
| 5875160 | Method and device for initializing optical recording medium of phase change type, and optical recording medium | Mikio Kinoshita, Yoshiyuki Kageyama | 1999-02-23 |
| 5785828 | Sputtering target for producing optical recording medium | Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Yoshiyuki Kageyama, Hiroshi Deguchi +2 more | 1998-07-28 |
| 5761179 | Phase-change optical recording method using pulse width modulation technique | Hiroko Iwasaki, Yukio Ide, Yoshiyuki Kageyama, Michiharu Abe | 1998-06-02 |
| 5740149 | Phase-change type optical recording and reproducing method | Hiroko Iwasaki, Yukio Ide, Yoshiyuki Kageyama, Michiharu Abe | 1998-04-14 |
| 5736657 | Sputtering target | Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more | 1998-04-07 |
| 5646924 | Recording and simultaneous verifying method of phase-changing type of information recording medium | Osamu Nonoyama, Yukio Ide, Yoshiyuki Kageyama, Hiroshi Deguchi, Katsuyuki Yamada +2 more | 1997-07-08 |
| 5620767 | Light reflecting and heat dissipating material and optical information recording medium using the same | Yukio Ide, Osamu Nonoyama, Yoshiyuki Kageyama, Hiroko Iwasaki | 1997-04-15 |
| 5298305 | Phase-change type information recording medium | Michiaki Shinozuka, Yukio Ide, Yoshiyuki Kageyama, Hiroko Iwasaki | 1994-03-29 |
| 5156693 | Information recording medium | Yukio Ide, Yoshiyuki Kageyma, Hiroko Iwasaki | 1992-10-20 |
| 5100700 | Information recording medium | Yukio Ide, Katsuyuki Yamada, Hiroko Iwasaki | 1992-03-31 |
| 5095479 | Optical information recording medium | Yukio Ide, Yoshiyuki Kageyama, Hiroko Iwasaki | 1992-03-10 |
| 5080947 | Information recording medium | Katsuyuki Yamada, Narihito Kojima, Yukio Ide, Hiroko Iwasaki | 1992-01-14 |
| 5024927 | Information recording medium | Katsuyuki Yamada, Yukio Ide, Hiroko Iwasaki | 1991-06-18 |
| 5011723 | Optical information recording medium | Yukio Ide, Katsuyuki Yamada, Hiroko Iwasaki | 1991-04-30 |
| 4840922 | Method of manufacturing masked semiconductor laser | Hiroshi Kobayashi, Haruhiko Machida, Hideaki Ema, Jun Akedo, Yasushi Ide | 1989-06-20 |
| 4379820 | Electrophotographic photoconductor of halogen-doped Se-Te alloy layers | Hitoshi Nakamura, Hideyo Nishizima, Hideaki Ema, Satoshi Otomura | 1983-04-12 |