Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914044 | Breakaway guardrail post for a highway crash attenuation system | John R. Rohde, Dean L. Sicking, King K. Mak | 2021-02-09 |
| 10857959 | Controlled axle release mechanism for a truck trailer attenuator | Dean L. Sicking, John R. Rohde, King K. Mak | 2020-12-08 |
| 10119231 | Energy absorbing guardrail system having a modified first upper post | John R. Rohde, Dean L. Sicking, King K. Mak | 2018-11-06 |
| 9976266 | System including adjustable continuity joints and/or rotation mitigation sliding posts for rail elements | Scott Kenneth Rosenbaugh, Jennifer Schmidt, Robert W. Bielenberg, Ronald Keith Faller, Karla Ann Lechtenberg +1 more | 2018-05-22 |
| 9963844 | Energy absorbing guardrail system | John R. Rohde, Dean L. Sicking, King K. Mak | 2018-05-08 |
| 9732484 | Energy absorbing guardrail system | John R. Rohde, King K. Mak, Dean L. Sicking | 2017-08-15 |
| 8448913 | Anchor cable release mechanism for a guardrail system | John R. Rohde, Dean L. Sicking, King K. Mak | 2013-05-28 |
| 7913981 | Cable release lever | John R. Rohde, Ronald Keith Faller, Dean L. Sicking, Jim Holloway, Robert W. Bielenberg +1 more | 2011-03-29 |
| 7690687 | Trailer mounted attenuator with breakaway axle assembly | John R. Rohde, King K. Mak, Dean L. Sicking | 2010-04-06 |
| 7410320 | High-impact, energy-absorbing vehicle barrier system | Ronald Keith Faller, Dean L. Sicking, John R. Rohde, Robert W. Bielenberg, James C. Holloway +1 more | 2008-08-12 |
| 7147088 | Single-sided crash cushion system | John R. Rohde, Dean L. Sicking | 2006-12-12 |
| 7100752 | Bridge pier crash cushion system | John R. Rohde, Dean L. Sicking, King K. Mak | 2006-09-05 |
| 7086508 | End splice assembly for box-beam guardrail and terminal systems | John R. Rohde, Dean L. Sicking, King K. Mak | 2006-08-08 |
| 6926461 | High-impact, energy-absorbing vehicle barrier system | Ronald Keith Faller, Dean L. Sicking, John R. Rohde, Eric A. Keller, Robert W. Bielenberg +3 more | 2005-08-09 |
| 6668989 | Trailer mounted bursting energy absorption system | John R. Rohde, Dean L. Sicking | 2003-12-30 |
| 6457570 | Rectangular bursting energy absorber | John R. Rohde, Dean L. Sicking | 2002-10-01 |
| 6416041 | Guardrail system | Dean L. Sicking, Ronald Keith Faller, Brian G. Pfeifer, Barry Thomas Rosson, John R. Rohde | 2002-07-09 |
| 6308809 | Crash attenuation system | John R. Rohde, Dean L. Sicking | 2001-10-30 |
| 6260827 | Guardrail system | Dean L. Sicking, Ronald Keith Faller, Brian G. Pfeifer, Barry Thomas Rosson, John R. Rohde | 2001-07-17 |
| 6254063 | Energy absorbing breakaway steel guardrail post | John R. Rohde, Dean L. Sicking | 2001-07-03 |
| 6244571 | Controlled buckling breakaway cable terminal | John R. Rohde, Dean L. Sicking | 2001-06-12 |
| 6109597 | Anchor cable release mechanism for a guardrail system | Dean L. Sicking, John R. Rohde | 2000-08-29 |
| 5988598 | Breakaway steel guardrail post | Dean L. Sicking, John R. Rohde | 1999-11-23 |
| 5931448 | Reverse twist turned-down terminal for road guardrail systems | Dean L. Sicking, Gene Paulsen | 1999-08-03 |
| 5924680 | Foundation sleeve for a guardrail system | Dean L. Sicking, John R. Rohde | 1999-07-20 |