Inventor
Frans Heffels
Inventor
Born, NL
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C04Bprimary
C04BLime, magnesia33%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients33%
H01GCapacitors33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Patents assigned to STAMICARBON (1)· patent assignee history
1993Based in Born, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| STAMICARBON | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Born, NL | 1 | 1993 |