Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5209477 | Slot machine reel mounting assembly | Raymond Heidel, Walerian Kojro, Herbert H. Hausmann | 1993-05-11 |
| 5102136 | Slot machine reel mounting assembly | Raymond Heidel, Walerian Kojro, Herbert H. Hausmann | 1992-04-07 |
| 4606598 | Grounding plate connector | Francis A. Drzymkowski | 1986-08-19 |
| 4463892 | Method for manufacturing IC packages | Michael D. Cusack | 1984-08-07 |