Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885637 | Encoder | Koji Takahashi, Masahiro Takei, Tomohiko Sasatani | 1989-12-05 |
AS
Akihiro Shikakura
Overall (1989): #134,405 of 140,708Top 100%
1
Patents 1989