Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304818 | Insulation system for winding of electric rotating machines and process of production thereof | Takeshi Hakamada, Misao Souma, Masao Matsui, Yoshiyuki Suda, Yoshiharu Karasawa +1 more | 1981-12-08 |
| 4239998 | Method for electrically insulating an electrically conducting article and product produced thereby | Takeshi Hakamada, Toshio Katoh | 1980-12-16 |