Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5437545 | Method and apparatus for extruding powdered material | — | 1995-08-01 |
| 5409662 | Method and apparatus for extruding powder material | — | 1995-04-25 |
| 5201966 | Method for making cylindrical, iron-based sintered slugs of specified porosity for subsequent plastic deformation processing | — | 1993-04-13 |
| 5129961 | Cylindrical, iron-based sintered slugs of specified porosity for subsequent plastic deformation processing and method for making them | — | 1992-07-14 |
| 4924690 | Method and apparatus for plastically forming helical internal gears and helical gears | Hisanobu Kanamaru, Susumu Aoyama, Tsutomu Koike, Naotatsu Asahi | 1990-05-15 |