Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5981984 | Insulated gate thyristor | Tadayoshi Iwaana, Noriyuki Iwamuro | 1999-11-09 |
| 5914503 | Insulated gate thyristor | Noriyuki Iwamuro | 1999-06-22 |
| 5874751 | Insulated gate thyristor | Noriyuki Iwamuro, Tadayoshi Iwaana | 1999-02-23 |
| D391293 | Ink cartridge | Motohito Hino | 1998-02-24 |
| 5572524 | Digital-transmission/analog-transmission changeover apparatus | Takayuki Iwasa, Hitomi Akiyoshi | 1996-11-05 |
| 5017031 | Printing apparatus having an automatic paper insertion function | — | 1991-05-21 |
| 5015107 | Type-wheel cassette positioner for printer | Masaya Funamoto | 1991-05-14 |
| 5006003 | Typewriter | — | 1991-04-09 |
| 4871274 | Typewriter | — | 1989-10-03 |
| 4818130 | Character erasable printing apparatus including selective erasing of variable length underline | Hajime Kumazawa | 1989-04-04 |