Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11787719 | Struvite recovery and phosphorus management techniques for wastewater treatment plants | Charles M. Wanstrom, Wim H. M. Moerman | 2023-10-17 |
| 11440825 | Struvite recovery and phosphorus management techniques for wastewater treatment plants | Charles M. Wanstrom, Wim H. M. Moerman | 2022-09-13 |
| 11358907 | Biological solids processing | Charles M. Wanstrom, Lakshminarasimha Krishnapura | 2022-06-14 |
| 10682784 | Rough lumber knife planer | — | 2020-06-16 |
| 10489133 | Software platform providing deployment and configuration settings for a second platform | — | 2019-11-26 |
| 10359018 | Interlock device for start-stop enabled vehicles | — | 2019-07-23 |
| 9926925 | Sludge flow measuring system | Charles M. Wanstrom, Shahzad M. Khan, Michael M. Mott | 2018-03-27 |
| 9506691 | Closed loop drying system and method | Jonathan N. Orr, Charles M. Wanstrom | 2016-11-29 |
| 8376682 | Obstruction clearance mode for silo with reciprocating frame | Charles M. Wanstrom, Franz Tillman | 2013-02-19 |
| 8376716 | Multi-pump sequencing | Charles M. Wanstrom, Franz Tillman | 2013-02-19 |
| 7933998 | Dynamic CAN bus system configuration and messaging | Russel Ray Rustad, Lee Michael Estep, In-sik Park, Jorge Francisco Gonzalez | 2011-04-26 |
| 7781039 | Boom utilizing composite material construction | David R. Bissen, Lawrence P. Schmidt, Brian E. Spencer, Leo B. Willner, Richard T. Atherton +1 more | 2010-08-24 |
| 7398981 | Auxiliary axle system for concrete pump truck | Evran Y. Ener | 2008-07-15 |
| 7223160 | System for replacement of sheet abrasive | — | 2007-05-29 |
| 7128094 | Boom utilizing composite material construction | David R. Bissen, Lawrence P. Schmidt, Brian E. Spencer, Leo B. Willner, Richard T. Atherton +1 more | 2006-10-31 |
| 6786233 | Boom utilizing composite material construction | David R. Bissen, Lawrence P. Schmidt, Brian E. Spencer, Leo B. Willner, Richard T. Atherton +1 more | 2004-09-07 |
| 6755212 | Boom stiffening system | David R. Bissen, Lawrence P. Schmidt, Brian E. Spencer, Richard L. Grover, Leo B. Willner | 2004-06-29 |
| 6698451 | Conveying pipeline mounted inside a boom | Lawrence P. Schmidt, David R. Bissen, Brian E. Spencer, Leo B. Willner | 2004-03-02 |
| 6422840 | Hydraulic displacement pump having two stroke length | Enrique Gomez | 2002-07-23 |
| 6375432 | Pipeline air pocket detection system | Alexander Krasny | 2002-04-23 |
| 6267571 | Hydraulic displacement pump having two stroke length | Enrique Gomez | 2001-07-31 |
| 6202013 | Articulated boom monitoring system | Alex Krasny, Phil Serre, Thomas Eggert, Robert J. Edwards | 2001-03-13 |
| 5908254 | Club mate apparatus | — | 1999-06-01 |
| 5657007 | Dumpster alarm system | Patrick E. Powers | 1997-08-12 |
| RE35473 | Sludge flow measuring system | Edward A. Oakley, Harry K. Crow, Richard T. Atherton, Berthold A. Fehn | 1997-03-11 |