Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660924 | Vacuum heat insulator | Tadao Yamaji, Masayoshi Aoki, Hiroshi Yamasaki, Shigeru Tanaka | 1997-08-26 |
MO
Masahisa Ochi
Overall (1997): #108,050 of 185,788Top 60%
1
Patents 1997