Inventor
Martin J. Hill
Inventor
Sayre, PA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices50%
H10DInorganic electric semiconductor devices33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
6,784,488'Trench-gate semiconductor devices and the manufacture thereof'20046,781,156'Recombination center diffusion controlled by carbon concentration'20046,268,109'Composite photosensitive element'20014,339,527'Process for using photopolymerizable compositions'19824,230,790'Photopolymerizable compositions useful in dry film photoresist'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–2001Patents assigned to DU PONT (3)· patent assignee history
1980–2001Based in Sayre, PA, US· patent location history
2004Patents assigned to KONINKL PHILIPS ELECTRONICS NV (2)· patent assignee history
2004Based in Stockport, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 3 | 1980–2001 |
| KONINKL PHILIPS ELECTRONICS NV | 2 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sayre, Pennsylvania, US | 3 | 1980–2001 |
| Stockport, GB | 2 | 2004 |