Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976778 | Infiltrated powder metal part and method for making same | David F. Berry, Erhard Klar | 1990-12-11 |
| 4921665 | Process for preparing powder metal parts with dynamic properties | Erhard Klar, David F. Berry | 1990-05-01 |
| 4861373 | Infiltrated powder metal part having improved impact strength tensile strength and dimensional control and method for making same | Erhard Klar, David F. Berry | 1989-08-29 |
| 4769071 | Two-step infiltration in a single furnace run | Erhard Klar | 1988-09-06 |
| 4731118 | High impact strength power metal part and method for making same | Erhard Klar | 1988-03-15 |
| 4606768 | High impact strength powder metal part and method for making same | Stephen P. Glancy, Erhard Klar | 1986-08-19 |