Inventor
Rolf Wiberg
Inventor
Gavle, SE
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
B01DSeparation13%
B22FWorking metallic powder13%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application13%
Y10TTechnical subjects covered by former us classification13%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989Patents assigned to PIO AB (2)· patent assignee history
1989Patents assigned to SANDVIK AB (2)· patent assignee history
1989Based in Gavle, SE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PIO AB | 2 | 1989 |
| SANDVIK AB | 2 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gavle, SE | 2 | 1989 |