Inventor

Richard E. Hemmer

Inventor
Briarcliff Manor, NY, US

Overview

4→
Patents
1989–1992
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus44%
C08JWorking-up22%
C23CCoating metallic material22%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1992Patents assigned to PHILIPS CORP (4)· patent assignee history
1989–1992Based in Briarcliff Manor, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PHILIPS CORP41989–1992
Locations
LocationPatentsSpan
Briarcliff Manor, New York, US41989–1992