Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4691287 | IC device and a system for testing the same | Mitsuo Aihara, Mitsuo Fujii | 1987-09-01 |
| 4328490 | Liquid crystal display device with low battery indication | Takahiro Usuba, Kazuhiro Iinuma, Yukito Abe | 1982-05-04 |