Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6078140 | Electric lamp having seals with metal foil therein | Bart van der Leeuw | 2000-06-20 |
| 5514938 | D.C. ciruit for starting high pressure discharge lamp | Gerrit J. Zaaijer, deceased | 1996-05-07 |
| 5087840 | Integrated output buffer logic circuit with a memory circuit | Thomas Davies, Leonardus C. M. G. Pfennings, Peter Voss, Cormac Michael O'Connell, Cathal G. Phelan +1 more | 1992-02-11 |
| 5033024 | Matrix memory with redundancy and minimizes delay | Cormac Michael O'Connell, Leonardus C. M. G. Pfennings, Peter Voss, Thomas Davies, Hans Ontrop +1 more | 1991-07-16 |