Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5022543 | Positioning gear for moving a load suspended by at least one cable of a lifting system in the vertical direction | — | 1991-06-11 |
| 4842220 | Apparatus for moving an aircraft | — | 1989-06-27 |
| 4787788 | Device for carrying bombs | — | 1988-11-29 |
| 4575984 | Construction element | — | 1986-03-18 |
| 4490178 | Granulated material | Hendrik Loggers | 1984-12-25 |
| 4419312 | Method for making granular hydrothermally hardened material | Hendrik Loggers | 1983-12-06 |
| 4396799 | Combination of a loudspeaking telephone set and a hand set for soft speaking | Klaas R. Franzen, Cornelis M. A. Theunisse | 1983-08-02 |
| 4376876 | DC Supply for an electronic signalling device | Ian R. Phillips, Eilev Enggrav | 1983-03-15 |