Inventor
Hans-Walter Schlapfer
Inventor
Rickenbach, CH
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Dprimary
B22DCasting of metals33%
B24DTools for grinding, buffing or sharpening33%
Y10TTechnical subjects covered by former us classification33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991Patents assigned to SULZER AG (1)· patent assignee history
1991Based in Rickenbach, CH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SULZER AG | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rickenbach, CH | 1 | 1991 |