Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624412 | Hydraulic pressure control device | Kenta Sadakata, Tatsuhiro Minami, Yasuo Shigenaka | 2023-04-11 |
| 7480440 | Optical disc recording apparatus and method thereof | Katsumi Matsuno, Kenichiro Aridome | 2009-01-20 |
| 7333411 | Optical recording method and optical recording device | Katsumi Matsuno, Kenichiro Aridome | 2008-02-19 |
| 6743859 | Polyvinyl alcohol polymer production method and polyvinyl alcohol polymer | Tsuyoshi Kowaka, Junji Funakoshi, Kazunori Watanabe | 2004-06-01 |
| 6301432 | Data recording/reproducing apparatus with a plurality of recording/reproducing units and capable of data recovery | Yasuo Iwasaki | 2001-10-09 |
| 6259386 | Device and method for data output and device and method for data input/output | Takanobu Kondo, Yasuo Iwasaki, Hisao Tanaka | 2001-07-10 |
| 6185368 | Redundant disk array with real-time lost data reconstruction | Yasuo Iwasaki | 2001-02-06 |
| 5748590 | Apparatus for inspecting disc recording medium | Yasuo Iwasaki, Toshiaki Ozaki | 1998-05-05 |