Inventor
Andrew Wank
Inventor
Avondale, PA, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Bprimary
B24BMachines, devices, or processes for grinding or polishing22%
B24DTools for grinding, buffing or sharpening18%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1014%
C09GPolishing compositions5%
B29CShaping or joining of plastics4%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
H01LSemiconductor devices4%
Y10TTechnical subjects covered by former us classification4%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
C08JWorking-up3%
PatentTitleYear
10,272,541Polishing layer analyzer and method201910,144,115Method of making polishing layer for chemical mechanical polishing pad201810,105,825Method of making polishing layer for chemical mechanical polishing pad201810,092,998Method of making composite polishing layer for chemical mechanical polishing pad201810,011,002Method of making composite polishing layer for chemical mechanical polishing pad201810,005,172Controlled-porosity method for forming polishing pad20189,776,300'Chemical mechanical polishing pad and method of making same'20179,770,808'Method of manufacturing chemical mechanical polishing pads'20179,737,971'Chemical mechanical polishing pad, polishing layer analyzer and method'20179,586,305'Chemical mechanical polishing pad and method of making same'20179,586,304'Controlled-expansion CMP PAD casting method'20179,073,172'Alkaline-earth metal oxide-polymeric polishing pad'20158,894,732'Hollow polymeric-alkaline earth metal oxide composite'20148,888,877'Forming alkaline-earth metal oxide polishing pad'20148,357,446'Hollow polymeric-silicate composite'20138,257,152'Silicate composite polishing pad'20128,202,334'Method of forming silicate polishing pad'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2015Patents assigned to ALDEN DONNA M (6)· patent assignee history
2012–2015Patents assigned to ROHM & HAAS ELECT MAT (6)· patent assignee history
2012–2015Patents assigned to WANK ANDREW R (6)· patent assignee history
2012–2019Based in Avondale, PA, US· patent location history
2017–2019Patents assigned to ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC (11)· patent assignee history
2017–2019Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (10)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC | 11 | 2017–2019 |
| DOW GLOBAL TECHNOLOGIES LLC | 10 | 2017–2019 |
| ALDEN DONNA M | 6 | 2012–2015 |
| ROHM & HAAS ELECT MAT | 6 | 2012–2015 |
| WANK ANDREW Rself | 6 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Avondale, Pennsylvania, US | 17 | 2012–2019 |