Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842558 | Optical switch manufacturing method thereof | Hidetaka Maeda, Norio Chiba, Takashi Niwa, Yoko Shinohara, Kenji Kato +2 more | 2005-01-11 |
| 6834537 | Optical microcantilever | Takashi Niwa, Kenji Kato, Susumu Ichihara, Norio Chiba, Manabu Oumi +1 more | 2004-12-28 |
| 6831887 | Recording medium having information reproducible using near-field light | Manabu Oumi, Norio Chiba, Nobuyuki Kasama, Kenji Kato, Takashi Niwa | 2004-12-14 |
| 6785201 | Optical information recording and reading apparatus | Yoko Shinohara, Manabu Oumi, Nobuyuki Kasama, Hidetaka Maeda, Kenji Kato +6 more | 2004-08-31 |
| 6768095 | Near-field optical probe having cantilever and probe formed of transparent material, method for manufacturing near-field optical probe, and optical apparatus having near-field optical probe | Takashi Niwa, Kenji Kato, Nobuyuki Kasama, Manabu Oumi, Susumu Ichihara | 2004-07-27 |
| 6754163 | Recording apparatus | Nobuyuki Kasama, Norio Chiba, Manabu Oumi, Kenji Kato, Takashi Niwa +1 more | 2004-06-22 |
| 6747265 | Optical cantilever having light shielding film and method of fabricating the same | Takashi Niwa, Susumu Ichihara, Kenji Kato, Norio Chiba, Manabu Oumi +1 more | 2004-06-08 |
| 6744708 | Near-field optical head | Yoko Shinohara, Manabu Oumi, Nobuyuki Kasama, Hidetaka Maeda, Kenji Kato +1 more | 2004-06-01 |
| 6744030 | Optical waveguide probe and manufacturing method of the same, and scanning near-field optical microscope | Takashi Niwa, Kenji Kato, Manabu Oumi, Nobuyuki Kasama, Susumu Ichihara | 2004-06-01 |
| 6738338 | Near-field optical head, method of fabricating same, and optical drive using same | Hidetaka Maeda, Takashi Niwa, Kenji Kato, Susumu Ichihara, Norio Chiba +2 more | 2004-05-18 |
| 6724718 | Near field optical head and method for manufacturing thereof | Yoko Shinohara, Takashi Niwa, Susumu Ichihara, Manabu Oumi, Nobuyuki Kasama +1 more | 2004-04-20 |
| 6697322 | Recording medium, optical recording device utilizing recording medium, and method of manufacturing recording medium | Manabu Oumi, Nobuyuki Kasama, Hidetaka Maeda, Kenji Kato, Takashi Niwa +1 more | 2004-02-24 |
| 6689545 | Method of fabricating near-field light-generating element | Nobuyuki Kasama, Manabu Oumi, Kenji Kato, Hidetaka Maeda, Takashi Niwa +1 more | 2004-02-10 |
| 6684676 | Apparatus for forming optical aperture | Manabu Oumi, Susumu Ichihara, Takashi Niwa, Kenji Kato, Yoko Shinohara +2 more | 2004-02-03 |
| 6631227 | Information recording and reproducing apparatus | Nobuyuki Kasama, Manabu Oumi, Hidetaka Maeda, Kenji Kato, Takashi Niwa | 2003-10-07 |
| 6625109 | Near-field optical head and head support assembly having near-field optical head | Norio Chiba, Nobuyuki Kasama, Takashi Niwa, Kunio Nakajima, Kenji Kato +1 more | 2003-09-23 |
| 6614746 | Optical recording/reproducing method, recording medium used for optical recording and reproduction, and optical recording/reproducing apparatus | Keiichi Tanaka | 2003-09-02 |
| 6587426 | Recording medium having information reproducible using near-field light | Manabu Oumi, Norio Chiba, Nobuyuki Kasama, Kenji Kato, Takashi Niwa | 2003-07-01 |
| 6580677 | Information recording medium and information reproducing apparatus | Norio Chiba, Manabu Oumi, Nobuyuki Kasama, Takashi Niwa | 2003-06-17 |
| 6567373 | Optical head | Kenji Kato, Manabu Oumi, Nobuyuki Kasama, Takashi Niwa, Susumu Ichihara | 2003-05-20 |
| 6563782 | INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE, AND INFORMATION REPRODUCING APPARATUS AND INFORMATION RECORDING AND REPRODUCING APPARATUS UTILIZING INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE | Manabu Oumi, Norio Chiba, Hidetaka Maeda, Nobuyuki Kasama, Kenji Kato +1 more | 2003-05-13 |
| 6528780 | Optical probe for proximity field | Norio Chiba, Nobuyuki Kasama, Takashi Niwa, Kunio Nakajima | 2003-03-04 |
| 6479816 | Near-field optical probe | Mamabu Oumi, Norio Chiba, Nobuyuki Kasama, Kenji Kato, Takashi Niwa | 2002-11-12 |
| 6473384 | Near field optical head having flexible structure | Manabu Oumi, Nobuyuki Kasama, Kenji Kato, Takashi Niwa, Hidetaka Maeda +1 more | 2002-10-29 |
| 6466537 | Recording apparatus | Nobuyuki Kasama, Norio Chiba, Manabu Oumi, Kenji Kato, Takashi Niwa +1 more | 2002-10-15 |