Inventor
Darrell D. Gronli
Inventor
St. Louis Park, MN, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation100%
PatentTitleYear
4,617,122'Crimp seal pleated filter assembly'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to DONALDSON CO INC (1)· patent assignee history
1986Based in St. Louis Park, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DONALDSON CO INC | 1 | 1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| St. Louis Park, Minnesota, US | 1 | 1986 |