| 8038366 |
Wheeled concrete screeding device |
Philip D. Halonen, Mark A. Pietila, Michael R. Keranen, Carl B. Kieranen |
2011-10-18 |
| 7909533 |
Apparatus for screeding uncured concrete surfaces |
Philip J. Quenzi, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen, Howard E. Hohmann, Jr. |
2011-03-22 |
| 7854565 |
Method of establishing a desired grade of an uncured concrete surface |
Philip D. Halonen, Mark A. Pietila, Michael R. Keranen, Carl B. Kieranen |
2010-12-21 |
| 7650835 |
Produce ripening system |
— |
2010-01-26 |
| 7491011 |
Apparatus for screeding uncured concrete |
Philip J. Quenzi, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen, Howard E. Hohmann, Jr. |
2009-02-17 |
| 7407339 |
Powered strike-off plow |
Philip D. Halonen, Mark A. Pietila, Michael R. Keranen, Carl B. Kieranen |
2008-08-05 |
| 7320558 |
Apparatus for screeding uncured concrete surfaces |
Philip J. Quenzi, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen, Howard E. Hohmann, Jr. |
2008-01-22 |
| 7195423 |
Powered strike-off plow |
Philip D. Halonen, Mark A. Pietila, Michael R. Keranen, Carl B. Kieranen |
2007-03-27 |
| 7121762 |
Apparatus for screeding uncured concrete surfaces |
Philip J. Quenzi, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen, Howard E. Hohmann, Jr. |
2006-10-17 |
| 6976805 |
Light weight apparatus for screeding and vibrating uncured concrete surfaces |
Philip J. Quenzi, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen |
2005-12-20 |
| 6953304 |
Lightweight apparatus for screeding and vibrating uncured concrete surfaces |
Philip J. Quenzi, Mark A. Pietila, Carl B. Kieranen, Philip D. Halonen |
2005-10-11 |