Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6003485 | Helical intake port for an internal combustion engine | Junichi Kawashima, Seiji Niinuma | 1999-12-21 |
| 5388016 | Magnetic tape data management method and apparatus | Sadasaburoh Kanai, Hiroyuki Kitajima, Katsuharu Kakuse, Minoru Kosuge | 1995-02-07 |
| 5327535 | Magnetic recording control apparatus | Mikito Ogata, Takahiko Nakamura | 1994-07-05 |
| 5235641 | File encryption method and file cryptographic system | Masafumi Nozawa, Akinobu Shimada, Katsuharu Kakuse, Tokuhiro Tsukiyama, Kiyoshi Yata +4 more | 1993-08-10 |
| 5182679 | Information recording/reproducing method and magnetic tape subsystem employing the same | — | 1993-01-26 |
| 4926324 | I/O control system and method | Akira Yamamoto, Miho Motoyama, Hiroyuki Kitajima, Takashi Doi | 1990-05-15 |
| 4788959 | Fuel injection pump | Akihiro Iiyama | 1988-12-06 |
| 4615175 | Hydraulic reservoir in tandem master cylinder | Ichiro Ishiwata | 1986-10-07 |
| 4446516 | Data compaction system with contiguous storage of non-redundant information and run length counts | — | 1984-05-01 |
| 4374472 | Vibration sensor | — | 1983-02-22 |
| 4348905 | Vibration sensor for an automotive vehicle | Kunihiko Sugihara | 1982-09-14 |
| 4291659 | Air-fuel ratio control system for an internal combustion engine | Mikio Suzuki | 1981-09-29 |
| 4207738 | Exhaust gas purifying system for multi-cylinder internal combustion engine | Kenji Yoneda | 1980-06-17 |