Inventor
Michael C. Sweaton
Inventor
Austin, TX, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them45%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
G01RMeasuring electric variables9%
H02HEmergency protective circuit arrangements9%
H05BElectric heating9%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%
PatentTitleYear
6,726,335'Shutter for image projection system'20046,616,284'Displaying an image based on proximity of observer'20036,588,909'Shutter for image projection system'20035,532,894'Overvoltage protection circuit'19965,302,985'Overhead projector for LCD panel'19945,231,434'Overhead projector for LCD panel'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–1996Patents assigned to MINNESOTA MINING & MFG (3)· patent assignee history
1993–2004Based in Austin, TX, US· patent location history
2003–2004Patents assigned to SI DIAMOND TECHN INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MINNESOTA MINING & MFG | 3 | 1993–1996 |
| SI DIAMOND TECHN INC | 3 | 2003–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Austin, Texas, US | 6 | 1993–2004 |