Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7443429 | Disk recording apparatus, calculating the predicted time until recording is completed on a disk-shaped recording medium | — | 2008-10-28 |
| 6594547 | Baggage managing system in airport | Toshiyuki Manabe, Kiyoshi Kaneko | 2003-07-15 |
| 6188834 | Device and method for recording and reproducing image information | Hiroo Edakubo, Kiyoshi Kumagai | 2001-02-13 |
| 6134067 | Cassette device for using cassettes with and without a second recording medium in the cassette | Hiroo Edakubo | 2000-10-17 |
| 5793561 | Rotary drum assembly having dynamic-pressure generating mechanism between rotary shaft and bearing | Shoichi Ibaraki, Tatsuzo Ushiro, Hiroo Edakubo, Takeshi Kawabe | 1998-08-11 |
| 5659400 | Information signal recording device for recording main information signal with index signal for rapidly and accurately searching main information signal | Hiroo Edakubo, Kiyoshi Kumagai | 1997-08-19 |
| 5483401 | Rotary head drum having a connecting member for providing electrical conduction | Hiroo Edakubo, Kiyoshi Kumagai | 1996-01-09 |
| 5220475 | Rotary head drum unit with grooves or protrusions on a stationary drum for lessening tape contact during rewinding | Makoto Fujiki, Hiroo Edakubo, Osamu Nagatsuka, Akira Tomitaka, Kiyoshi Kumagai | 1993-06-15 |
| 5107380 | Rotary head type recording or reproducing apparatus detecting the slack of the recording medium | Makoto Fujiki, Junji Kobayashi, Hidetoshi Matsuoka, Osamu Nagatsuka, Hiroo Edakubo | 1992-04-21 |
| 4356437 | Control circuit for DC motors | Tadashi Saito, Toshio Osada | 1982-10-26 |