Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799162 | Route bus service controlling system | Takeshi Kawahara, Hideki Hayakawa, Masaru Mori | 1989-01-17 |
KS
Kiyoshi Shinkawa
Overall (1989): #86,944 of 140,708Top 65%
1
Patents 1989