Inventor
Thomas K. Crosby
Inventor
Gilbert, AZ, US
Overview
Patents· 3 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 polishing75%
B24DTools for grinding, buffing or sharpening25%
PatentTitleYear
6,095,900'Method for manufacturing a workpiece carrier backing pad and pressure plate for polishing semiconductor wafers'20005,989,104'Workpiece carrier with monopiece pressure plate and low gimbal point'19995,842,912'Apparatus for conditioning polishing pads utilizing brazed diamond technology'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998Patents assigned to SPEEDFAM CORP (1)· patent assignee history
1998–2000Based in Gilbert, AZ, US· patent location history
1999Patents assigned to SPEEDFAM IPEC CORP (1)· patent assignee history
2000Patents assigned to SPEEDFAM IPEC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SPEEDFAM CORP | 1 | 1998 |
| SPEEDFAM IPEC | 1 | 2000 |
| SPEEDFAM IPEC CORP | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gilbert, AZ, US | 3 | 1998–2000 |