Inventor
Tony Quan Tran
Inventor
Bear, DE, US
Overview
Patents· 11 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%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1018%
H01LSemiconductor devices16%
B24DTools for grinding, buffing or sharpening10%
C09GPolishing compositions6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
G02BOptical elements, systems or apparatus4%
H01FMagnets4%
PatentTitleYear
10,857,647High-rate CMP polishing method202010,861,702Controlled residence CMP polishing method202010,857,648Trapezoidal CMP groove pattern202010,777,418Biased pulse CMP groove pattern202010,586,708Uniform CMP polishing method202010,092,998Method of making composite polishing layer for chemical mechanical polishing pad201810,011,002Method of making composite polishing layer for chemical mechanical polishing pad20189,776,300'Chemical mechanical polishing pad and method of making same'20179,630,293'Chemical mechanical polishing pad composite polishing layer formulation'20179,586,305'Chemical mechanical polishing pad and method of making same'20176,602,112'Dissolution of metal particles produced by polishing'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003Patents assigned to RODEL INC (1)· patent assignee history
2003Based in Newark, DE, US· patent location history
2017–2020Patents assigned to ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC (10)· patent assignee history
2017–2018Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (5)· patent assignee history
2017–2020Based in Bear, DE, US· patent location history
2020Patents assigned to ROHM AND HAAS ELECTRONIC MAT CMP HOLDINGS (3)· patent assignee history
2020Patents assigned to ROHM AND HAAS ELECTRONIC MAT CMP HOLDINGS I (1)· 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 | 10 | 2017–2020 |
| DOW GLOBAL TECHNOLOGIES LLC | 5 | 2017–2018 |
| ROHM AND HAAS ELECTRONIC MAT CMP HOLDINGS | 3 | 2020 |
| RODEL INC | 1 | 2003 |
| ROHM AND HAAS ELECTRONIC MAT CMP HOLDINGS I | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bear, Delaware, US | 10 | 2017–2020 |
| Newark, Delaware, US | 1 | 2003 |