Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9339896 | Method for making an oil field mat | Kenneth Ray Boersma | 2016-05-17 |
| 9068434 | Interconnecting end caps for an oil field mat system | Kenneth Ray Boersma | 2015-06-30 |
| 8978252 | Method for producing a static resistant synthetic inter-connectable structural mat | — | 2015-03-17 |
| 8936073 | Drilling rig with a static resistant synthetic inter-connectable structural mat | — | 2015-01-20 |
| 8789277 | Method for producing a static resistant synthetic inter-connectable structural mat | — | 2014-07-29 |
| 8784001 | Oil field rig mat assembly | Kenneth Ray Boersma | 2014-07-22 |
| 8382393 | Temporary roadway for moving heavy equipment on an incline and steep grades including synthetic inter-connectable movable and removable structural mats | — | 2013-02-26 |
| 8383732 | Static resistant synthetic construction material | — | 2013-02-26 |
| 6380309 | Synthetic construction matting | R. S. Parker, E. E. Holden, Jr. | 2002-04-30 |
| 5814245 | Fluorescent and cathodoluminescent phophors structurally related to sodalite | Lauren E. Shea | 1998-09-29 |
| 5743955 | Method for synthesizing fine-grained phosphor powders of the type (RE.sub.1- Ln.sub.x)(P.sub.1-y V.sub.y)O.sub.4 | — | 1998-04-28 |
| 5032037 | Method and apparatus for temporary matting for use at construction sites | Raymond R. Thibodeaux | 1991-07-16 |