Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863199 | Separation preventive pipe joint | Toshiyuki Iwamoto, Noriyuki Arakawa, Terutaka Narita | 1989-09-05 |
SH
Sadamune Hojo
Overall (All Time): #3,936,938 of 4,157,543Top 95%
1
Patents All Time