Inventor
Robert C. Hoffman
Inventor
Woodstock, VA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein19%
G02BOptical elements, systems or apparatus13%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
B41JTypewriters6%
B82YSpecific uses or applications of nanostructures6%
LOCD16%
C03CChemical composition of glasses, glazes or vitreous enamels3%
C23CCoating metallic material3%
D06FLaundering, drying, ironing, pressing or folding textile articles3%
PatentTitleYear
10,731,288Drying rack for a laundry treating appliance202010,018,857High-speed wide field-of-view electro-optic system and method20189,817,253'High-speed wide field-of-view electro-optic system and method'20179,051,177'Active optical limiting semiconductor device and method with active region transparent to light becoming opaque when not biased'20158,371,705'Mirrors and methods of making same'20138,363,300'Large aperture polymer electro-optic shutter device and method of manufacturing same'20138,315,283'Wavelength selectable laser systems and related methods'20128,159,738'Large aperture polymer electro-optic shutter device and method of manufacturing same'20127,756,175'Pumped semiconductor laser systems and methods'20107,751,109'Electro-optic shutter'20107,646,797'Use of current channeling in multiple node laser systems and methods thereof'20105,409,548'Ferroelectric detector array utilizing material and fabrication technique'1995D0267566'Inked tape cartridge'1983D0262796'Teleprinter'19824,300,847'Teleprinter having single belt carriage and ribbon drive system'19814,300,845'Dot matrix print head'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1983Patents assigned to QWINT SYSTEMS INC (4)· patent assignee history
1981–1983Based in Park Ridge, IL, US· patent location history
1995–2018Patents assigned to US ARMY (11)· patent assignee history
1995Based in Chantilly, VA, US· patent location history
2010–2018Based in Woodstock, VA, US· patent location history
2012–2015Patents assigned to HOFFMAN ROBERT C (4)· patent assignee history
2012–2013Patents assigned to PRITCHETT TIMOTHY (2)· patent assignee history
2013Patents assigned to HOFFMAN ROBERT CLINTON (1)· patent assignee history
2020Based in Coloma, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| US ARMY | 11 | 1995–2018 |
| HOFFMAN ROBERT Cself | 4 | 2012–2015 |
| QWINT SYSTEMS INC | 4 | 1981–1983 |
| PRITCHETT TIMOTHY | 2 | 2012–2013 |
| HOFFMAN ROBERT CLINTONself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodstock, Virginia, US | 10 | 2010–2018 |
| Park Ridge, Illinois, US | 4 | 1981–1983 |
| Coloma, MI, US | 1 | 2020 |
| Chantilly, Virginia, US | 1 | 1995 |