Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4653533 | Variable orifice device | Toshiyuki Inagaki, Hiroyuki Maeda | 1987-03-31 |
NT
Naoya Tanigawa
Overall (All Time): #3,971,077 of 4,157,543Top 100%
1
Patents All Time