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Inventor

Joseph A. Gangi

Inventor
St. Paul, MN, US

Overview

3→
Patents
2003–2004
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus43%
C08LCompositions of macromolecular compounds29%
B29DProducing particular articles from plastics or from substances in a plastic state14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
6,673,275'Method for making optical devices from homopolymers'20046,654,170'Optical device having continuous and disperse phases'20036,627,300'Optical device containing polymeric material domains having different degrees of randomness'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2004Patents assigned to 3M INNOVATIVE PROPERTIES CO (3)· patent assignee history
2003–2004Based in St. Paul, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
3M INNOVATIVE PROPERTIES CO32003–2004
Locations
LocationPatentsSpan
St. Paul, Minnesota, US32003–2004