Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548173 | Secondary intake device | Hiromu Sakaoka, Koji Nakajima | 1985-10-22 |
TY
Toshio Yabumoto
Overall (All Time): #4,023,374 of 4,157,543Top 100%
1
Patents All Time