Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863031 | Disc cartridge having peripheral disc support | Haruo Shiba | 1989-09-05 |
| 4864450 | Protective cover for a magnetic tape cassette | Haruo Shiba, Takateru Satoh | 1989-09-05 |
| 4862448 | Disc cartridge and casing therefor | Morimasa Sasaki, Masaru Ikebe | 1989-08-29 |
| 4853816 | Casing for cassette magnetic tape | Takateru Satoh, Morimasa Sasaki | 1989-08-01 |
| 4845582 | Disc cartridge | Haruo Shiba | 1989-07-04 |
| 4837651 | Disc cartridge | Toshihiko Ishida, Haruo Shiba | 1989-06-06 |
| 4803678 | Disc cartridge | Haruo Shiba | 1989-02-07 |
| 4802046 | Casing assembly for a disc cartridge | Haruo Shiba | 1989-01-31 |
| 4802047 | Disc cartridge | Haruo Shiba | 1989-01-31 |
| 4802049 | Disc cartridge | Masaoki Sekine | 1989-01-31 |
| 4799122 | Mounting a disc receiver in a disc cartridge | Haruo Shiba | 1989-01-17 |
| 4791515 | Protecting a disc cartridge from inadvertent actuation during nonuse | Haruo Shiba | 1988-12-13 |
| 4785368 | Device for selecting a surface of a disc in a cartridge | Haruo Shiba | 1988-11-15 |
| 4782418 | Disc cartridge | Haruo Shiba | 1988-11-01 |
| 4782417 | Disc cartridge | Haruo Shiba | 1988-11-01 |
| 4779158 | Disc cartridge | Haruo Shiba | 1988-10-18 |
| 4771351 | Device for positioning a spring within a tape cassette and the spring therefore | Takateru Satoh, Haruo Shiba | 1988-09-13 |
| 4748529 | Magnetic tape cassette with anti-friction tape guides | Haruo Shiba | 1988-05-31 |
| 4747007 | Spring means for biasing a tape against a head inserted in a cassette | Masaru Ikebe, Takateru Satoh, Haruo Shiba | 1988-05-24 |
| 4742418 | Tape cassette with means for limiting movement of reel brake | Haruo Shiba, Takateru Satoh | 1988-05-03 |
| 4737875 | Device for preventing obstruction by a tape cassette cover | Haruo Shiba, Takateru Satoh | 1988-04-12 |
| 4734812 | Tape cartridge with erasure-preventing indicator plug | Haruo Shiba, Yoshiya Sakata | 1988-03-29 |
| 4727445 | Device for opening/closing a protective cover on a magnetic tape cassette and protecting the cassette interior from contamination | Takateru Satoh, Haruo Shiba, Yoshiya Sakata | 1988-02-23 |
| 4688128 | Magnetic tape cassette having two layered portions | Haruo Shiba, Takateru Sato, Yoshiya Sakata | 1987-08-18 |
| 4671469 | Tape cassette | Masaru Ikebe, Takateru Satoh | 1987-06-09 |