Inventor
Thomas G. Digges, Jr.
Inventor
Fredericksburg, VA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth20%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1020%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
Y10TTechnical subjects covered by former us classification13%
B24BMachines, devices, or processes for grinding or polishing7%
B24CAbrasive or related blasting with particulate material7%
B28DWorking stone or stone-like materials7%
G01BMeasuring length, thickness or similar linear dimensions7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
PatentTitleYear
6,554,687'Precise crystallographic-orientation alignment mark for a semiconductor wafer'20036,428,618'Method for forming a solid solution alloy crystal'20026,251,181'Method for forming a solid solution alloy crystal'20016,159,285'Converting <100> and <111> ingots to <110> ingots'20006,080,042'Flatness and throughput of single side polishing of wafers'20005,843,832'Method of formation of thin bonded ultra-thin wafers'19985,754,294'Optical micrometer for measuring thickness of transparent wafers'19984,140,570'Method of growing single crystal silicon by the Czochralski method which eliminates the need for post growth annealing for resistivity stabilization'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979Patents assigned to TEXAS INSTRUMENTS INC (1)· patent assignee history
1979Based in Thousand Oaks, CA, US· patent location history
1998–2003Patents assigned to VIRGINIA SEMICONDUCTOR INC (6)· patent assignee history
1998–2003Based in Fredericksburg, VA, US· patent location history
2001Patents assigned to VIRGINIA SEMICONDUCTOR (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VIRGINIA SEMICONDUCTOR INC | 6 | 1998–2003 |
| TEXAS INSTRUMENTS INC | 1 | 1979 |
| VIRGINIA SEMICONDUCTOR | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fredericksburg, Virginia, US | 7 | 1998–2003 |
| Thousand Oaks, California, US | 1 | 1979 |