Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5911948 | Machinable lean beryllium-nickel alloys containing copper for golf clubs and the like | — | 1999-06-15 |
| 5324914 | Method and apparatus for welding precipitation hardenable materials | Holt A. Murray, Jr., Ian D. Harris, William D. Spiegelberg | 1994-06-28 |
| 5257733 | Process for thermodynamically treating a region joining two members and product thereof | William D. Spiegelberg, Clarence S. Lorenz | 1993-11-02 |
| 5217158 | Process for thermodynamically treating a region joining two members | William D. Spiegelberg, Clarence S. Lorenz | 1993-06-08 |