Patents per Year
Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8701364 | Log with thermal break | — | 2014-04-22 |
| 8171683 | Log for log home | Robert A. Wrightman | 2012-05-08 |
| D575879 | Log | Robert A. Wrightman | 2008-08-26 |
| D467010 | Log | — | 2002-12-10 |
| 6050033 | Bolted post and beam | — | 2000-04-18 |
| 5978960 | Adjustable dry suit and sealing system therefore | — | 1999-11-09 |
| 5778950 | Planer attachment | — | 1998-07-14 |
| 5325645 | Intersecting joint | — | 1994-07-05 |
| 5020289 | In log joint and machine for forming log joint | — | 1991-06-04 |
| 4938263 | Machine for cutting logs to form log joints | — | 1990-07-03 |
| 4599837 | Log joining configuration | — | 1986-07-15 |
| 4392520 | Log building construction | — | 1983-07-12 |