Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702053 | Composite insulator-packing container and a method for packing a composite insulator | Kunitoshi Aoyama, Masahiko Sahasi | 1997-12-30 |
| 4921095 | Cratings for insulator | Tsugiji Kato, Kunitoshi Aoyama | 1990-05-01 |