Inventor

William George French

Inventor

Plainfield, NJ, US

Overview

9→

Patents

1976–1991

Patent span

Chemistry

Primary field (CPC C)

Patents· 9 as inventor

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

C03Bprimary

C03BManufacture, shaping, or supplementary processes26%

G02BOptical elements, systems or apparatus26%

C03CChemical composition of glasses, glazes or vitreous enamels17%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%

C23CCoating metallic material4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

H01FMagnets4%

Y02PClimate change mitigation technologies in the production or processing of goods4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

5,075,150'Pack of laminations with projections and depressions in torsionally flexible contact'1991 4,726,651'Optical fibers having piezoelectric coatings'1988 4,529,427'Method for making low-loss optical waveguides on an industrial scale'1985 4,154,591'Fabrication of optical fibers with improved cross sectional circularity'1979 4,099,835'Optical fibers with helical gradations in composition'1978 4,089,586'Single mode optical transmission line'1978 4,049,413'Method for making optical fibers with variations in core diameter'1977 4,017,288'Method for making optical fibers with helical gradations in composition'1977 3,989,350'Multimode optical fiber'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1979Patents assigned to BELL TELEPHONE LABOR INC (6)· patent assignee history

1976–1985Based in Plainfield, NJ, US· patent location history

1985Patents assigned to AT & T BELL LAB (1)· patent assignee history

1988Patents assigned to MINNESOTA MINING & MFG (1)· patent assignee history

1988Based in Hudson, WI, US· patent location history

1991Patents assigned to LINTON AND HIRST (1)· patent assignee history

1991Based in Swindon, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BELL TELEPHONE LABOR INC	6	1976–1979
AT & T BELL LAB	1	1985
LINTON AND HIRST	1	1991
MINNESOTA MINING & MFG	1	1988

Locations

Location	Patents	Span
Plainfield, New Jersey, US	7	1976–1985
Swindon, GB	1	1991
Hudson, WI, US	1	1988