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Inventor

Henry R. Krepel

Inventor
Crystal Lake, IL, US

Overview

2→
Patents
1988–1994
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E01Fprimary
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like100%
PatentTitleYear
5,277,513'Snowplowable pavement marker using different materials'19944,729,690'Self-righting highway marker support and method for installing same'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to AMERACE CORP (1)· patent assignee history
1988–1994Based in Crystal Lake, IL, US· patent location history
1994Patents assigned to STIMSONITE CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERACE CORP11988
STIMSONITE CORP11994
Locations
LocationPatentsSpan
Crystal Lake, Illinois, US21988–1994