Inventor
Brian W. Koehn
Inventor
Minneapolis, MN, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Bprimary
F04BPositive-displacement machines for liquids29%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g25%
LOC1521%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%
B05BSpraying apparatus4%
PatentTitleYear
11,022,106High-pressure positive displacement plunger pump202111,002,261Mechanically driven modular diaphragm pump202110,161,393Mechanical drive system for a pulseless positive displacement pump201810,072,650Method of pulselessly displacing fluid2018D0822719Diaphragm pump2018D0822720Diaphragm pump2018D0822067Diaphragm pump20189,784,265'Electric drive system for a pulseless positive displacement pump'20179,777,721'Hydraulic drive system for a pulseless positive displacement pump'20179,777,722'Pulseless positive displacement pump and method of pulselessly displacing fluid'20179,638,185'Pulseless positive displacement pump and method of pulselessly displacing fluid'2017D0782541'Diaphragm pump'2017D0780227'Diaphragm pump'2017D0771714'Diaphragm pump'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2021Patents assigned to GRACO MINNESOTA INC (14)· patent assignee history
2016–2021Based in Minneapolis, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GRACO MINNESOTA INC | 14 | 2016–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Minneapolis, Minnesota, US | 14 | 2016–2021 |