Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11932998 | Infill mixture for artificial turf | Francesco Antonius Lodewijk Harmeling, Bart Wijers | 2024-03-19 |
| 10138575 | Use of a foamable polymer filament, and foamed fabric | Francesco Antonius Lodewijk Harmeling | 2018-11-27 |
| 9469921 | Artificial grass fibre and artificial lawn comprising such a fibre | Marinus Hendrikus Olde Weghuis | 2016-10-18 |
| 8568852 | Artificial grass turf and infill for sports fields | Gerardus Hubertus Smit, Geurt Bastiaan Slootweg, Marinus Hendrikus Olde Weghuis, Francois Antoine Marie Op Den Buijsch, Wilhelmus Gerardus Marie Bruls +2 more | 2013-10-29 |
| 8530026 | Artificial fiber for use in an artificial grass sports field | Pieter Spaans, Paulus Ignatius Van Leur, Geurt Bastiaan Slootweg | 2013-09-10 |
| 8465813 | Artificial lawn for artificial grass sports field | Geurt Bastiaan Slootweg, Marinus Hendrikus Olde Weghuis | 2013-06-18 |
| 8283016 | Artificial grass fibre and artificial lawn thereof | Geurt Bastiaan Slootweg, Marinus Hendrikus Olde Weghuis | 2012-10-09 |
| 8182886 | Composite artificial grass and method for manufacturing same | Frank Pfeiffer, Marinus Hendrikus Olde Weghuis, Hermannus Hendrik Jager | 2012-05-22 |
| 6815059 | Artificial fibre as well as an artificial lawn for sports fields provided with such fibre | Geurt Bastiaan Slootweg, Marinus Hendrikus Olde Weghuis, Leonardus Jacobus Johannus Welzen, Christian Antoine Marie Jean-Pierre Widdershoven | 2004-11-09 |