Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092734 | Filter feeder | Michihiro Kanamura | 1992-03-03 |
| 4744404 | Foundry sand blowing apparatus | Akira Tumoto, Shigetoshi Nakano, Fujio Fujii | 1988-05-17 |
YS
Yutaka Sakoda
Overall (All Time): #2,307,508 of 4,157,543Top 60%
2
Patents All Time