Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5044036 | Blind washing apparatus | Michinobu Fujiwara, Naoto Sakaiya | 1991-09-03 |
| 5014417 | Apparatus for assembling ink ribbon feeder roller assemblies of ink ribbon cassettes | Masayuki Saito, Takuya Hagiwara | 1991-05-14 |