Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5263895 | Reverse flow blocking device for vehicle ventilation system | Hans-Werner Ruckwardt | 1993-11-23 |
| 5224624 | Plastic locking cover and process for attaching same in a support aperture | — | 1993-07-06 |
| 5222803 | Lamp holder or socket to receive an incandescent lamp bulb | — | 1993-06-29 |
| 5176463 | Joint connection between two plastic parts | Hans-Werner Ruckwardt | 1993-01-05 |
| 5124897 | Lamp holder or socket to receive an incandescent lamp bulb | — | 1992-06-23 |
| 5105731 | Blocking of return air | — | 1992-04-21 |
| 5106223 | Connection assembly for use between a support and a plate element | — | 1992-04-21 |
| 5046223 | Holding element of plastic | — | 1991-09-10 |
| 5033701 | Plastic holder element | — | 1991-07-23 |
| 5020749 | Band element for binding and holding of objects | — | 1991-06-04 |
| 5014939 | Holding element of plastic | Jurgen Hofmann | 1991-05-14 |
| 5002243 | Plastic holding device with noise dampening | Ruckwardt Hans-Werner | 1991-03-26 |
| 4999887 | Plastic base plate | — | 1991-03-19 |
| 4999019 | Plastic part for engagement with a threaded bolt | — | 1991-03-12 |
| 4998642 | Plastic sealing cover | — | 1991-03-12 |
| 4993903 | Plastic fastening element with flexible centering straps | — | 1991-02-19 |
| 4953742 | Plastic sealing cover | — | 1990-09-04 |
| 4938378 | Closure cover | — | 1990-07-03 |
| 4881705 | Plastic holding element | — | 1989-11-21 |
| 4859129 | Plastic holding device | — | 1989-08-22 |
| 4801040 | Closure cover of plastic | — | 1989-01-31 |
| 4788752 | Molded plastic binding strap | Marita Kloster, Jurgen Hofmann | 1988-12-06 |
| 4787795 | Push-in fastener | — | 1988-11-29 |
| 4762296 | Mounting device for supporting tubing of different diameters | Jean-Luc Klein | 1988-08-09 |
| 4761319 | Closure cover | Ute Weinheimer | 1988-08-02 |