Inventor
Lee J. Monsrud
Inventor
Inver Grove Heights, MN, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Lprimary
A47LDomestic washing or cleaning33%
B08BCleaning in general20%
C02FTreatment of water, waste water, sewage, or sludge11%
C11DDetergent compositions11%
B01DSeparation4%
F04BPositive-displacement machines for liquids4%
G01FMeasuring volume, volume flow, mass flow or liquid level4%
B67BApplying closure members to bottles jars, or similar containers2%
B67DDispensing, delivering or transferring liquids, not otherwise provided for2%
C23FNon-mechanical removal of metallic material from surface2%
PatentTitleYear
10,925,460Method of separating chemistries in a door-type dishmachine202110,905,305Automated cleaning method and apparatus202110,165,925Method of separating chemistries in a door-type dishmachine20199,896,364'Synergistic interaction of weak cation exchange resin and magnesium oxide'20189,796,950'Synergistic stain removal through an alkali metal hydroxide-based detergent composition with novel chelator combination'20179,481,857'Acid formulations for use in a system for warewashing'20169,357,898'Method of separating chemistries in a door-type dishmachine'20169,277,849'Combination dishwashing machine and sink'20169,193,610'Synergistic interaction of weak cation exchange resin and magnesium oxide'20159,139,800'Concentrated warewashing compositions and methods'20158,758,520'Acid formulations for use in a system for warewashing'20148,313,650'Zero waste reverse osmosis system and downstream rinsing'20128,202,373'Auxiliary rinse phase in a wash machine'20128,071,528'Cleaning compositions with water insoluble conversion agents and methods of making and using them'20117,942,978'Auxiliary rinse phase in a wash machine'20117,871,521'Zero waste reverse osmosis system and downstream rinsing'2011RE040123'Removal of heat and water vapor from commercial dishwashing machines'20086,170,166'Removal of heat and water vapor from commercial dishwashing machines'20016,124,794'Empty product detector'20006,109,480'Liquid dispenser and docking station for mating container'20005,986,554'Empty product detector'19995,100,032'Reservoir for collecting dissolved solid detergent solution'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2012Patents assigned to ECOLAB INC (9)· patent assignee history
1992Based in West St. Paul, MN, US· patent location history
1999–2021Based in Inver Grove Heights, MN, US· patent location history
2011–2021Patents assigned to ECOLAB USA INC (13)· patent assignee history
2011–2021Patents assigned to MONSRUD LEE J (7)· patent assignee history
2011–2015Patents assigned to OLSON KEITH E (2)· patent assignee history
2014–2015Patents assigned to RISCHMILLER MICHAEL S (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ECOLAB USA INC | 13 | 2011–2021 |
| ECOLAB INC | 9 | 1992–2012 |
| MONSRUD LEE Jself | 7 | 2011–2021 |
| OLSON KEITH E | 2 | 2011–2015 |
| RISCHMILLER MICHAEL S | 2 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Inver Grove Heights, Minnesota, US | 21 | 1999–2021 |
| West St. Paul, Minnesota, US | 1 | 1992 |