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Inventor

Thomas W. Hartman

Inventor
Pittsburgh, PA, US

Overview

5→
Patents
1986–2014
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H02Gprimary
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines38%
E04BGeneral building constructions25%
B26BHand-held cutting tools not otherwise provided for13%
B26DCutting13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
8,919,234'Mandoline slicer'20148,424,211'Separable scissors with elastic stoppers'20134,682,456'Cellular flooring system and method of using same'19874,593,507'Trenchless underfloor conduit system'19864,593,506'Cellular flooring system and method of using same'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1987Patents assigned to CYCLOPS CORP (3)· patent assignee history
1986–2014Based in Pittsburgh, PA, US· patent location history
2013–2014Patents assigned to HELEN OF TROY LTD (2)· patent assignee history
2013Patents assigned to ABEL EVAN MARK (1)· patent assignee history
2013Patents assigned to CLEMENTI FRANK J (1)· patent assignee history
2013Patents assigned to HARTMAN THOMAS WILLIAM (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CYCLOPS CORP31986–1987
HELEN OF TROY LTD22013–2014
ABEL EVAN MARK12013
CLEMENTI FRANK J12013
HARTMAN THOMAS WILLIAMself12013
Locations
LocationPatentsSpan
Pittsburgh, Pennsylvania, US51986–2014