Issued Patents All Time
Showing 101–125 of 249 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627576 | Ink jet head using excited progressive waves | Tetsuya Inui, Susumu Hirata, Yorishige Ishii, Kazuhiro Kimura | 1997-05-06 |
| 5615182 | Magneto-optical disk and the reproducing method thereof | Yoshiteru Murakami, Junsaku Nakajima, Akira Takahashi, Junichiro Nakayama | 1997-03-25 |
| 5615180 | Magneto-optical recording medium and magneto-optical recording apparatus capable of performing a light-modulation overwriting operation | Michinobu Mieda, Junichiro Nakayama, Hiroyuki Katayama, Akira Takahashi | 1997-03-25 |
| D378099 | Copier | Kenzo Yoshida, Akira Tanabe | 1997-02-18 |
| 5600627 | Optical disk and a method for recording, reproducing, and deleting information on and from the optical disk | Junji Hirokane, Hiroyuki Katayama, Akira Takahashi | 1997-02-04 |
| 5595805 | Magneto-optical recording medium | Junichiro Nakayama, Junsaku Nakajima, Akira Takahashi | 1997-01-21 |
| 5587994 | Cartridge used for a disc-shaped recording medium | Toshikazu Nagaura, Zenjiro Yamashita, Kazuhiko Arikawa | 1996-12-24 |
| 5586109 | Optical memory having narrowed track pitch | Tetsuya Inui, Akira Takahashi, Michinobu Mieda, Yoshiteru Murakami | 1996-12-17 |
| 5581538 | Recording/reproducing apparatus with a probe to detect data recorded in pits and projections of a recording medium | Tetsuya Inui, Hirotsugu Matoba, Susumu Hirata, Yorishige Ishii | 1996-12-03 |
| 5581397 | Optical-fiber amplifier | Takanori Maki | 1996-12-03 |
| 5570336 | Information recording and reproducing apparatus having a slider formal of single crystal silicon body and cantilever | Tetsuya Inui, Yorishige Ishii, Kazuhiro Kimura, Susumu Hirata | 1996-10-29 |
| 5563852 | Magneto-optical recording medium having a readout layer with varying composition and curie temperature | Yoshiteru Murakami, Naoyasu Iketani, Akira Takahashi | 1996-10-08 |
| 5554436 | Magneto-optical recording medium | Hiroyuki Katayama, Junichiro Nakayama, Naoyasu Iketani | 1996-09-10 |
| 5546364 | Magneto-optical memory apparatus utilizing edges or recording mark to manage data | Hiroshi Fuji, Toshihisa Deguchi, Kunio Kojima, Takeshi Yamaguchi, Shigeo Terashima +1 more | 1996-08-13 |
| 5544149 | Optical recording medium, and apparatus and method for recording and reproducing information on the same | Hiroyuki Katayama, Junji Hirokane, Akira Takahashi | 1996-08-06 |
| D372227 | Scanner | — | 1996-07-30 |
| 5535586 | Engine ignition period controller | Hiroshi Twano, Hatsuo Nagaishi | 1996-07-16 |
| 5530685 | Magneto-optical recording apparatus having paired devices for applying external magnetic fields | Hiroyuki Katayama, Junichiro Nakayama, Michinobu Mieda, Junji Hirokane, Akira Takahashi | 1996-06-25 |
| 5529043 | Signal processor | Hatsuo Nagaishi, Hiroyuki Itoyama | 1996-06-25 |
| 5500850 | Optical disk with grooves and pits of different depths | Kazuo Van, Tetsuya Inui, Toshikazu Nagaura, Hirotoshi Takemori, Hirotaka Toki | 1996-03-19 |
| 5499229 | Track scanning for reproducing address information by crosstalk | Yoshiteru Murakami, Akira Takahashi | 1996-03-12 |
| 5491500 | Ink jet head | Tetsuya Inui, Susumu Hirata, Yorishige Ishii, Kazuhiro Kimura | 1996-02-13 |
| 5490131 | Optical disk | Toshikazu Nagaura, Masayasu Futagawa, Shinji Yamagami, Yoshiteru Murakami, Hiroyuki Ikenaga +3 more | 1996-02-06 |
| 5486395 | Magneto-optical disk | Yoshiteru Murakami, Naoyasu Iketani, Akira Takahashi | 1996-01-23 |
| 5477524 | Optical memory medium with preformed pit arrangement | Toshihisa Deguchi, Akira Takahashi | 1995-12-19 |