Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8118282 | Method and device for installing cable into cable guide tubing | Willem Griffioen, Willem Greven, Thomas Pothof, Patrick Menno Versteeg, Cornelis Van T Hul | 2012-02-21 |
| 6880219 | Method of installing Y-branch splittable connector | Willem Griffioen, Cornelis Van 'T Hul, Pieter Lock, Willem Greven, Frans Robbert Bakker +1 more | 2005-04-19 |
| 6879760 | Installation bundle with spacer | Willem Griffioen, Cornelis Van 'T Hul, Pieter Lock, Willem Greven, Frans Robbert Bakker | 2005-04-12 |
| 6711328 | Installation bundle with spacer | Willem Griffioen, Cornelis Van 'T Hul, Pieter Lock, Willem Greven, Frans Robbert Bakker | 2004-03-23 |
| 6682052 | Optical cable installation with mini-bend reduction | Willem Griffioen, Cornelis Van 'T Hul, Pieter Lock, Willem Greven, Frans Robbert Bakker +1 more | 2004-01-27 |
| 6619697 | Y-branch splittable connector | Willem Griffioen, Cornelis Van 'T Hul, Pieter Lock, Willem Greven, Frans Robbert Bakker +1 more | 2003-09-16 |
| 6572081 | Installation of guide tubes in a protective duct | Willem Griffioen, Cornelis Van T Hul, Pieter Lock, Willem Greven, Frans Robbert Bakker | 2003-06-03 |
| 6374537 | System for conveying plant trays in a greenhouse | Jacob J. Van Wingerden | 2002-04-23 |
| 5950298 | Method for inserting a cable-like element into a tube coiled in or on a holder | Willem Griffioen, Gerard Plumettaz | 1999-09-14 |
| 4628631 | Special locking clip with apparatus for carrying plural plants to a watering station | — | 1986-12-16 |