| 12345001 |
Crash impact attenuator systems and methods |
Geoffrey B. Maus, Felipe Almanza, Scott Kenneth Rosenbaugh, Robert W. Bielenberg, Jennifer Dawn Rasmussen +4 more |
2025-07-01 |
| 12018444 |
Crash impact attenuator systems and methods |
Geoffrey B. Maus, Felipe Almanza, Scott Kenneth Rosenbaugh, Robert W. Bielenberg, Jennifer Dawn Rasmussen +4 more |
2024-06-25 |
| 9976266 |
System including adjustable continuity joints and/or rotation mitigation sliding posts for rail elements |
Scott Kenneth Rosenbaugh, Jennifer Schmidt, Robert W. Bielenberg, Karla Ann Lechtenberg, John D. Reid +1 more |
2018-05-22 |
| 7913981 |
Cable release lever |
John R. Rohde, Dean L. Sicking, Jim Holloway, John D. Reid, Robert W. Bielenberg +1 more |
2011-03-29 |
| 7410320 |
High-impact, energy-absorbing vehicle barrier system |
Dean L. Sicking, John R. Rohde, John D. Reid, Robert W. Bielenberg, James C. Holloway +1 more |
2008-08-12 |
| 7220077 |
Traffic noise barrier system |
Eric C. Humphries, Stephen D. Barratt, Keith J. Kurz, Dean L. Sicking |
2007-05-22 |
| 6926461 |
High-impact, energy-absorbing vehicle barrier system |
Dean L. Sicking, John R. Rohde, John D. Reid, Eric A. Keller, Robert W. Bielenberg +3 more |
2005-08-09 |
| 6416041 |
Guardrail system |
Dean L. Sicking, John D. Reid, Brian G. Pfeifer, Barry Thomas Rosson, John R. Rohde |
2002-07-09 |
| 6260827 |
Guardrail system |
Dean L. Sicking, John D. Reid, Brian G. Pfeifer, Barry Thomas Rosson, John R. Rohde |
2001-07-17 |
| 5855443 |
Breakaway connection system for roadside use |
John D. Reid, Eugene W. Paulsen, Kenneth L. Krenk |
1999-01-05 |