Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4747602 | Synthetic resin sealing ring assembly with metal film layer | Daisaku Kobayashi, Koichiro Kasahara, Yutaka Momose, Tomokimi Mizuno | 1988-05-31 |
TI
Tunesaku Itara
Riken: 1 patents #679 of 1,824Top 40%
Overall (All Time): #3,952,761 of 4,157,543Top 100%
1
Patents All Time