Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9585313 | Indexable stump cutter tooth | Gary W. Kappel, Thomas R. Lyng, Cary D. Ritchey | 2017-03-07 |
| 9428968 | Rotary drill bit with cutting insert having edge preparation | Nicholas J. Paros, Stephen M. George, Glenn W. Sheffler | 2016-08-30 |
| 9347276 | Two prong rotary drill bit with cutting insert having edge preparation | Nicholas J. Paros, Stephen M. George, Glenn W. Sheffler | 2016-05-24 |
| 9303511 | Flat cutter bit with cutting insert having edge preparation | Nicholas J. Paros, Stephen M. George, Glenn W. Sheffler | 2016-04-05 |
| 8522843 | Indexable stump cutter tooth | Gary W. Kappel, Thomas R. Lyng, Cary D. Ritchey | 2013-09-03 |
| 8523289 | Retention assembly for cutting bit | Eric P. Helsel, Stephen P. Stiffler, Donald E. Keller | 2013-09-03 |
| 8523290 | Rotatable cutting tool-tool holder-base assembly | Eric P. Helsel, Donald E. Keller, Stephen P. Stiffler, Wayne H. Beach | 2013-09-03 |
| D659529 | Washer | Randall W. Ojanen | 2012-05-15 |
| 8061783 | Bit holder block with non-rotating wear sleeve | Donald E. Keller | 2011-11-22 |
| 8020591 | Indexable stump cutter tooth | Gary W. Kappel, Thomas R. Lyng, Cary D. Ritchey | 2011-09-20 |
| 8016219 | Impact crusher wear components including wear resistant inserts bonded therein | Gary Condon | 2011-09-13 |
| 7959234 | Rotatable cutting tool with superhard cutting member | Vernon B. Cameron, Randall W. Ojanen | 2011-06-14 |
| 7909279 | Impact crusher wear components including wear resistant inserts bonded therein | Gary Condon | 2011-03-22 |
| 7883153 | Road milling drum having an adjustable width | Stephen P. Stiffler, Eric P. Helsel, Donald E. Keller | 2011-02-08 |
| 7665234 | Grader blade with tri-grade insert assembly on the leading edge | Timothy J. Diehl, Terry A. Manway, Duane E. Carson, Jr., Andrew G. Mayer, Aniruddha S. Marathe | 2010-02-23 |
| D588810 | Toolbox | Cary D. Ritchey | 2009-03-24 |
| 7090159 | Invertible center feed disk for a vertical shaft impact crusher | Gary Condon | 2006-08-15 |
| 6966270 | Seeding tool | Linus Yeager, Dean Bigelow | 2005-11-22 |
| 6745709 | Replaceable ground engaging tip and wear resistant insert therefor | Henry J. Bergen, David H. Bergen | 2004-06-08 |
| 6640731 | Dual tungsten carbide boot | Gerry S. Swab, James W. Henry, Dave Wiebe | 2003-11-04 |
| 6468066 | Wear resistant insert for balling drum assembly | — | 2002-10-22 |
| 6318279 | Seed boot attachment and wear resistant inset therefor | Gerry S. Swab, James W. Henry | 2001-11-20 |
| 5803194 | Wear protector for a drilling tool | — | 1998-09-08 |
| 5697308 | Seed boot having a wear resistant insert | — | 1997-12-16 |
| 5429016 | Agricultural disc blade | — | 1995-07-04 |