Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976805 | Light weight apparatus for screeding and vibrating uncured concrete surfaces | Russ E. Stein, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen | 2005-12-20 |
| 6953304 | Lightweight apparatus for screeding and vibrating uncured concrete surfaces | Russ E. Stein, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen | 2005-10-11 |
| 6695532 | Concrete finishing apparatus | David W. Somero, David M. Somero, Philip D. Halonen, Mark A. Pietila, Carl B. Kieranen +2 more | 2004-02-24 |
| 6671983 | Snow groomer assembly | Russell Alger | 2004-01-06 |
| 6623208 | Concrete placing and screeding apparatus and method | Carl B. Kieranen, Jeffrey Torvinen, Charles Hallstrom, Mark A. Pietila | 2003-09-23 |
| 6615513 | Draw latch assembly for mounting a plow to a vehicle | Cal G. Niemela | 2003-09-09 |
| 6588976 | Concrete placing and screeding apparatus and method | Carl B. Kieranen, Jeffrey Torvinen, Charles Hallstrom, Mark A. Pietila | 2003-07-08 |
| 6442877 | Plow with rear mounted, adjustable wing | Cal G. Niemela, Curt E. Niemela | 2002-09-03 |
| 6434893 | Apparatus and method for placing elevated concrete slabs | — | 2002-08-20 |
| 6412199 | Adjustable wing plow with fixed pivot | Cal G. Niemela, Curt E. Niemela | 2002-07-02 |
| 6408549 | Adjustable wing plow | Cal G. Niemela, Curt E. Niemela | 2002-06-25 |
| 6393737 | Plow support assembly | Cal G. Niemela | 2002-05-28 |
| 6276076 | Plow hitch assembly for vehicles | Cal G. Niemela | 2001-08-21 |
| 6178669 | Plow hitch assembly for vehicles | Cal G. Niemela | 2001-01-30 |
| 5899007 | Adjustable wing plow | Cal G. Niemela | 1999-05-04 |
| 5568694 | Behind the bumper, quick attachment system and mechanism for truck mounted snow plows | Lawrence Capra | 1996-10-29 |
| 5285588 | Winged plow | W. Wally Niemela | 1994-02-15 |
| 5234281 | Deflection indicating adjustable highway straight-edge | David W. Somero, Paul J. Somero, William W. Niemela | 1993-08-10 |
| 4978246 | Apparatus and method for controlling laser guided machines | David W. Somero | 1990-12-18 |
| 4930935 | Screeding apparatus and method | David W. Somero, Paul J. Somero | 1990-06-05 |
| 4658519 | Snowplow and implement attachment means for a vehicle | — | 1987-04-21 |
| 4655633 | Screeding apparatus and method | David W. Somero, Paul J. Somero | 1987-04-07 |