Inventor
Sumalee Punyakumleard
Inventor
Pathumthani, TH
Overview
Patents· 2 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%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1997Patents assigned to BREWER SCIENCE INC (2)· patent assignee history
1990Based in Rolla, MO, US· patent location history
1997Based in Pathumthani, TH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BREWER SCIENCE INC | 2 | 1990–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pathumthani, TH | 1 | 1997 |
| Rolla, MO, US | 1 | 1990 |