Issued Patents All Time
Showing 51–75 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6157500 | Particle analyzer and composite lens formed by integrally joining plural lens elements of different focal points | Masao Yamazaki, Katsuhiro Tsuchiya, Yoshiyuki Takahara | 2000-12-05 |
| 6154806 | Method for recording digital signals on multiple-layered disks | Hiroshi Hirayama, Osamu Kawamae, Masayuki Hirabayashi, Toshifumi Takeuchi | 2000-11-28 |
| 6149504 | Method and apparatus for profile mirror surface grinding | Hitoshi Ohmori, Naoki Arai, Kiyotaka Noguchi, Takahisa Deguchi, Tamotsu Toeda +2 more | 2000-11-21 |
| 6092232 | Disk data reproducing apparatus and disk data reproducing method | Tomoaki Kudo, Masayuki Hirabayashi, Toshifumi Takeuchi, Hiroyuki Gunji | 2000-07-18 |
| 6084670 | Particle analyzer and composite lens formed by integrally joining plural lens elements of different focal points | Masao Yamazaki, Katsuhiro Tsuchiya, Yoshiyuki Takahara | 2000-07-04 |
| 6079732 | Structure for arrangement of occupant protective apparatus for vehicle | Hiroki Nakajima, Shuji Miura, Nobuyasu Yamada, Minoru Shibata, Hiroyuki Tajima +1 more | 2000-06-27 |
| 6076184 | Information recording method, reproducing method, and reproducing apparatus | Masafumi Nakamura, Toshifumi Takeuchi, Masayuki Hirabayashi | 2000-06-13 |
| 6076135 | Information medium having a plurality of recording surfaces | Hiroshi Hirayama, Osamu Kawamae, Masayuki Hirabayashi, Toshifumi Takeuchi | 2000-06-13 |
| 6014766 | Digital signal reproduction apparatus | Shuichi Sagano, Yoshifumi Takeuchi, Taku Hoshizawa, Osamu Kawamae | 2000-01-11 |
| 6009237 | Optical disk and optical disk reproduction apparatus | Masayuki Hirabayashi, Hideaki Suzuki, Masafumi Nakamura, Toshifumi Takeuchi | 1999-12-28 |
| 6002834 | Optical disk having table relating sector address and time and optical disk reproducing apparatus | Masayuki Hirabayashi, Hideaki Suzuki, Masafumi Nakamura, Toshifumi Takeuchi | 1999-12-14 |
| 5983387 | Information recording method, reproducing method, and reproducing apparatus | Masafumi Nakamura, Toshifumi Takeuchi, Masayuki Hirabayashi | 1999-11-09 |
| 5974581 | Information recording method, reproducing method, and reproducing apparatus | Masafumi Nakamura, Toshifumi Takeuchi, Masayuki Hirabayashi | 1999-10-26 |
| 5966721 | Digital signal recording method and disk reproducing apparatus | Hiroshi Hirayama, Osamu Kawamae, Masayuki Hirabayashi, Toshifumi Takeuchi | 1999-10-12 |
| 5960020 | Semiconductor laser diode including ridge and partially disordered active layer | — | 1999-09-28 |
| 5920579 | Digital signal reproduction apparatus | Shuichi Sagano, Toshifumi Takeuchi, Taku Hoshizawa, Osamu Kawamae | 1999-07-06 |
| 5920586 | Semiconductor laser | — | 1999-07-06 |
| 5892785 | Semiconductor laser | — | 1999-04-06 |
| 5825797 | Semiconductor laser device | — | 1998-10-20 |
| 5815522 | Semiconductor laser | — | 1998-09-29 |
| 5786234 | Method of fabricating semiconductor laser | Hitoshi Tada | 1998-07-28 |
| 5781577 | Semiconductor laser | Akihiro Shima | 1998-07-14 |
| 5770471 | Method of making semiconductor laser with aluminum-free etch stopping layer | — | 1998-06-23 |
| 5768298 | Information recording method, reproducing method and reproducing apparatus | Masafumi Nakamura, Toshifumi Takeuchi, Masayuki Hirabayashi | 1998-06-16 |
| 5764669 | Semiconductor laser including disordered window regions | — | 1998-06-09 |