Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5059468 | Magnetic recording medium | Morimi Hashimoto, Takayuki Yagi, Kenji Suzuki, Hiroshi Takagi | 1991-10-22 |
| 4646105 | Liquid jet recording method | Seiichi Aoki, Hiroto Matsuda, Masami Ikeda, Haruyuki Matsumoto, Asao Saito | 1987-02-24 |
| 4396429 | Recording liquid | Seiichi Aoki | 1983-08-02 |
| 4338133 | Jet printing ink composition | Tsunehiko Toyoda, Toshiaki Arakawa | 1982-07-06 |