Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286275 | Powder mixture for powder metallurgy and binder therefor | Masahiro Murakami, Hironori Suzuki, Hitoshi Sakuma, Takehiko Hayami | 1994-02-15 |
| 5132338 | Powder mixture used for powder metallurgy | Takehiko Hayami, Hitoshi Sakuma | 1992-07-21 |