Inventor
Ralph J. Van Hoven
Inventor
Woodbury, MN, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Lprimary
A47LDomestic washing or cleaning50%
B08BCleaning in general50%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999Patents assigned to ECOLAB INC (1)· patent assignee history
1999Based in Woodbury, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ECOLAB INC | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbury, Minnesota, US | 1 | 1999 |