Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339144 | Recording paper separating device with constant current control | Yukio Nakai, Hiroshi Kida, Masashi Hirai, Takahiro Fukunaga | 1994-08-16 |
| 5321587 | Chemiluminescence device | — | 1994-06-14 |