Issued Patents All Time
Showing 76–100 of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5315445 | Audio signal recording apparatus and method for use with VTR | Kenji Fukumoto, Ichiro Okamoto | 1994-05-24 |
| 5287196 | Method and apparatus for recording video information signals to avoid interference during after-recording | Etsurou Sakamoto | 1994-02-15 |
| 5276560 | Rotary magnetic type recording apparatus | Isao Saito | 1994-01-04 |
| 5182680 | Recording control system | Eiji Ogura | 1993-01-26 |
| 5146380 | Reel lock mechanism for tape cassette | Hiroshi Fujii | 1992-09-08 |
| 5121259 | Video tape recorder with after-recording capability | — | 1992-06-09 |
| RE33770 | Heat-fixing apparatus | Mitsuhiro Torino | 1991-12-17 |
| 5038219 | Video signal recording apparatus | Yutaka Nishikata | 1991-08-06 |
| 4992767 | Magnet roll | Waichi Hozumi | 1991-02-12 |
| 4911100 | Developing apparatus | — | 1990-03-27 |
| 4814819 | Heat-fixing apparatus | Mitsuhiro Torino | 1989-03-21 |
| 4752805 | Toner recycling unit | Kensuke Fukae | 1988-06-21 |
| 4714819 | Directly heating fixing apparatus having current collecting bearings | — | 1987-12-22 |
| 4660505 | Developing apparatus | Ryuji Goto, Hiromi Kashiwagi | 1987-04-28 |
| 4639116 | Printer/copier with disposable toner cartridge | Kensuke Fukae | 1987-01-27 |
| 4622614 | Magnetic erasing head | Keizo Tsuneki | 1986-11-11 |
| 4601259 | Developing apparatus | — | 1986-07-22 |
| 4597661 | Magnet roll assembly | — | 1986-07-01 |
| 4558294 | Magnet roll and method of producing the same | — | 1985-12-10 |
| 4526130 | Developing apparatus | Kozi Fukuda | 1985-07-02 |
| 4521184 | Pressure fixing device | Abe Samuels, Yoshitaka Sasaki | 1985-06-04 |
| 4496240 | Apparatus for controlled delivery of magnetic toner | Hiromi Kashiwagi | 1985-01-29 |
| 4441636 | Toner cartridge | Hiromi Kashiwagi | 1984-04-10 |
| 4436055 | Developing apparatus | Hiromi Kashiwagi | 1984-03-13 |
| 4435494 | Process for depositing magnetic toner material on electrostatic latent images | Ryuji Goto, Koji Noguchi | 1984-03-06 |