Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5704413 | Rotary-mold gravity casting process | Norimasa Takasaki, Takashi Inagaki, Masayoshi Ohashi | 1998-01-06 |
RH
Ryuichi Hanaoka
Overall (All Time): #3,673,053 of 4,157,543Top 90%
1
Patents All Time