Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603747 | Air filter and method of producing the same | Masahiro Nawa, Tadayoshi Takiguchi | 1997-02-18 |
YM
Yoshiya Matuda
Overall (All Time): #3,710,280 of 4,157,543Top 90%
1
Patents All Time