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Inventor

Gregory C. Yehl

Inventor
Wescosville, PA, US

Overview

6→
Patents
1981–2004
Patent span
Performing operations
Primary field (CPC B)

Patents· 6 as inventor

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

A47Gprimary
A47GHousehold or table equipment17%
A47JKitchen equipment17%
B41JTypewriters17%
B43KImplements for writing or drawing17%
B43LArticles for writing or drawing upon17%
G04FTime-interval measuring17%
PatentTitleYear
6,672,780'Thermal printhead mechanism'20045,988,425'Sipper cup'1999D0330045'Combined portable holder for artist\'s material and display cover therefor'1992D0315446'Marker case'19914,991,299'Universal crayon sharpener'19914,286,246'Heat-up/cool-down bimetal timer for electric toaster'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to GEN ELECTRIC (1)· patent assignee history
1981–1992Based in Wescosville, PA, US· patent location history
1991–1992Patents assigned to BINNEY & SMITH INC (3)· patent assignee history
1999–2004Based in Snellville, GA, US· patent location history
2004Patents assigned to PANDUIT CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BINNEY & SMITH INC31991–1992
GEN ELECTRIC11981
PANDUIT CORP12004
Locations
LocationPatentsSpan
Wescosville, Pennsylvania, US41981–1992
Snellville, Georgia, US21999–2004