Inventor

William M. Graham

Inventor
Burton, WA, US

Overview

10→
Patents
1983–2000
Patent span
Human necessities
Primary field (CPC A)

Patents· 10 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels58%
A61BDiagnosis8%
A61LMethods or apparatus for sterilising materials or objects in general8%
F24HFluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general8%
G02BOptical elements, systems or apparatus8%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications8%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to COOPER LAB (1)· patent assignee history
1983–1987Based in Burton, WA, US· patent location history
1985–1988Patents assigned to COOPERVISION INC (5)· patent assignee history
1986Based in Poland, OH, US· patent location history
1988–1990Based in Vashon, WA, US· patent location history
1992Patents assigned to GRAHAM KATHRYN I (1)· patent assignee history
1992Patents assigned to GRAHAM WILLIAM M (1)· patent assignee history
1992Based in Mt. Orab, OH, US· patent location history
2000Patents assigned to ALCON LAB INC (1)· patent assignee history
2000Based in Fort Worth, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COOPERVISION INC51985–1988
ALCON LAB INC12000
COOPER LAB11983
GRAHAM KATHRYN I11992
GRAHAM WILLIAM Mself11992
Locations
LocationPatentsSpan
Burton, Washington, US51983–1987
Vashon, Washington, US21988–1990
Fort Worth, Texas, US12000
Mt. Orab, OH, US11992
Poland, OH, US11986