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Inventor

Duane A. Filtz

Inventor
Brookfield, WI, US

Overview

3→
Patents
1989–1992
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Bprimary
A61BDiagnosis67%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them33%
PatentTitleYear
5,097,495'Collision detection control system'19925,056,365'Collision sensor'19914,845,734'Expandable carriage for spot-film device'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1992Patents assigned to GEN ELECTRIC (3)· patent assignee history
1989Based in Milwaukee, WI, US· patent location history
1991–1992Based in Brookfield, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC31989–1992
Locations
LocationPatentsSpan
Brookfield, WI, US21991–1992
Milwaukee, WI, US11989