Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887216 | Method of engine control timed to engine revolution | Mikihiko Ohnari, Teruji Sekozawa, Motohisa Funabashi, Takeshi Atago | 1989-12-12 |
| 4867789 | Flocculant purification of ink | Tsuyoshi Eida, Masatsune Kobayashi | 1989-09-19 |