Inventor

Gordon H. Burkhart

Inventor

St. Louis, MO, US

Overview

10→

Patents

1976–1998

Patent span

Physics

Primary field (CPC G)

Patents· 10 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G02Bprimary

G02BOptical elements, systems or apparatus35%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light25%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein10%

B29CShaping or joining of plastics5%

B29DProducing particular articles from plastics or from substances in a plastic state5%

C03BManufacture, shaping, or supplementary processes5%

C03CChemical composition of glasses, glazes or vitreous enamels5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

Y10TTechnical subjects covered by former us classification5%

PatentTitleYear

5,781,345'Graded dielectric combiner and associated fabrication method'1998 5,293,269'Aspheric cylindrical lens and method of fabrication'1994 5,229,883'Hybrid binary optics collimation fill optics'1993 5,223,978'Hybrid diffractive/refractive lens'1993 5,189,294'Transform lens with a plurality of sliced lens segments'1993 4,756,002'Laser diode coupler'1988 4,338,352'Process for producing guided wave lens on optical fibers'1982 4,210,389'Bond and method of making the same'1980 3,954,940'Process for surface work strain relief of electrooptic crystals'1976 3,947,780'Acoustooptic mode-locker frequency doubler'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1994Patents assigned to MC DONNELL DOUGLAS CORP (8)· patent assignee history

1976–1998Based in St. Louis, MO, US· patent location history

1980–1982Based in Florissant, MO, US· patent location history

1988Based in Bellefontaine Neighbors, MO, US· patent location history

1993Patents assigned to US AIR FORCE (1)· patent assignee history

1998Patents assigned to MCDONNELL DOUGLAS CORPORATIN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MC DONNELL DOUGLAS CORP	8	1976–1994
MCDONNELL DOUGLAS CORPORATIN	1	1998
US AIR FORCE	1	1993

Locations

Location	Patents	Span
St. Louis, MO, US	7	1976–1998
Florissant, MO, US	2	1980–1982
Bellefontaine Neighbors, MO, US	1	1988