Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11881772 | Power supply device with discharge control | Susumu Eguchi, Hironobu Kageyama, Takashi Satou | 2024-01-23 |
| 11237582 | Power supply device and electronic apparatus to supply stable voltage to normal device | Hironobu Kageyama | 2022-02-01 |
| 9354695 | Power supply apparatus, processing apparatus, and information processing system | Hironobu Kageyama, Kazuhiko Itakura | 2016-05-31 |
| 6717784 | Rush current suppression circuit | Tomiyasu Isago, Naoki Takahashi, Yoshinori Usui | 2004-04-06 |
| 6333089 | Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk | Hiroyuki Hirata, Osamu Ishizaki, Hideo Daimon, Yasuhiko Kokufuda, Tsuyoshi Maro +1 more | 2001-12-25 |
| 6333900 | Optical recording medium, optical head, and optical recording device | Tsuyoshi Maro, Hideo Daimon, Osamu Ishizaki, Takeshi Ohnuki | 2001-12-25 |
| 6319580 | Recording disk and producing method therefor | Hiroyuki Ohta, Susumu Shibasaki, Hiroyuki Hirata, Osamu Ishizaki, Tsuyoshi Maro | 2001-11-20 |
| 6217968 | Optical recording medium, optical head and optical recording device | Tsuyoshi Maro, Hideo Daimon, Osamu Ishizaki, Takeshi Ohnuki | 2001-04-17 |
| 6127017 | Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk | Hiroyuki Hirata, Osamu Ishizaki, Hideo Daimon, Yasuhiko Kokufuda, Tsuyoshi Maro +1 more | 2000-10-03 |
| 5120192 | Cooled turbine blade and combined cycle power plant having gas turbine with this cooled turbine blade | Fumio Ohtomo, Asako Matsuura, Yoshiaki Tsukumo | 1992-06-09 |
| 4948833 | Olefinic resin composition and molded article | Keisuke Okushiro | 1990-08-14 |
| 4330235 | Cooling apparatus for gas turbine blades | — | 1982-05-18 |
| 4269227 | Valve apparatus | Yasuo Okamoto, Fumio Ohtomo, Hiroto Atsumi | 1981-05-26 |