Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11045972 | Flail chain link with interlocking link configuration | Nathan Anderson | 2021-06-29 |
| 10099224 | Material reducing device | Glenn Ford Bittrolf, Bradly Michael Deuerling | 2018-10-16 |
| 9738008 | Flail assembly with vanes | Jason Duke Tift | 2017-08-22 |
| 8893871 | Steerable discharge chute | Bradley Simon Harness, John Bandstra | 2014-11-25 |
| 8783593 | Material reduction machine | Bradley Simon Harness | 2014-07-22 |
| 7832670 | Material reducing apparatus | Glenn Ford Bittrolf | 2010-11-16 |
| 7740033 | Debris splitting grinder | Chad Sageser | 2010-06-22 |
| 7526885 | Splitter grappler | Peter Alford | 2009-05-05 |
| 7232084 | Material reducing apparatus | Glenn Ford Bittrolf, Lynn Roger Humphreys | 2007-06-19 |
| 7090157 | Material reducing apparatus | Glenn Ford Bittrolf, Lynn Roger Humphreys | 2006-08-15 |
| 6910647 | Side removal screen system for materials reducing machines | Peter Alford | 2005-06-28 |
| 5947395 | Materials reducing machine | Larry A. Sprague | 1999-09-07 |
| 5417375 | Material reducing machine | Larry A. Sprague | 1995-05-23 |
| 5349999 | Mobile combination debarking/chipping machine | Larry A. Sprague | 1994-09-27 |
| 5320149 | Boom mounted log splitter | Larry A. Sprague, John C. Lytle | 1994-06-14 |
| RE33840 | Combination log debarker-chipper | Larry A. Sprague | 1992-03-10 |
| 4989655 | Side loading debarking/delimbing apparatus and method | Larry A. Sprague | 1991-02-05 |
| 4903744 | Side loading debarking/delimbing apparatus and method | Larry A. Sprague | 1990-02-27 |
| 4889169 | Combination log debarker-chipper | Larry A. Sprague | 1989-12-26 |
| 4729415 | Apparatus for debarking trees | Larry A. Sprague | 1988-03-08 |
| 4721139 | Feed roll for debarking/delimbing apparatus | Larry A. Sprague | 1988-01-26 |
| 4719950 | Tree size adaptable debarking/delimbing apparatus | Larry A. Sprague | 1988-01-19 |
| 4368764 | Rotary multiple log debarker | Dale Arthur Peterson, Lawrence A. Sprague | 1983-01-18 |