Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865918 | Sandwich structures having improved impact resistance | Itsuo Tanuma, Hideo Takeichi, Toshio Honda | 1989-09-12 |
MS
Masashi Segawa
Overall (1989): #78,907 of 140,708Top 60%
1
Patents 1989