Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660924 | Vacuum heat insulator | Tadao Yamaji, Hiroshi Yamasaki, Shigeru Tanaka, Masahisa Ochi | 1997-08-26 |
MA
Masayoshi Aoki
Overall (1997): #112,011 of 185,788Top 65%
1
Patents 1997