Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5083713 | Process for disintegrating silica fine powder | Hitoshi Kanda | 1992-01-28 |
TK
Tsuko Kobayashi
Overall (All Time): #3,842,606 of 4,157,543Top 95%
1
Patents All Time