Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347038 | Flexible blade fan | Masaharu Hayashi | 1982-08-31 |
ST
Sunzo Tsuchikawa
Overall (1982): #17,703 of 81,411Top 25%
1
Patents 1982