Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D328942 | Water purifier | Ikuo Igami, Kazuto Kawashima | 1992-08-25 |
AO
Atsuko Owada
Overall (All Time): #3,858,054 of 4,157,543Top 95%
1
Patents All Time