Inventor

Werner W. Ciupke

Inventor

Burlingame, CA, US

Overview

11→

Patents

1978–1996

Patent span

Physics

Primary field (CPC G)

Patents· 11 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus21%

A61MDevices for introducing media into, or onto, the body13%

F16KValves13%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them8%

Y10TTechnical subjects covered by former us classification8%

A61BDiagnosis4%

B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general4%

F21VFunctional features or details of lighting devices or systems thereof4%

G01BMeasuring length, thickness or similar linear dimensions4%

PatentTitleYear

5,485,291'Uniformly thin, high efficiency large area lighting panel with two facet grooves that are spaced apart and have light source facing facets with smaller slopes than the facets facing away from the light source'1996 5,485,354'Flat panel display lighting system'1996 5,461,547'Flat panel display lighting system'1995 5,420,761'Flat, thin, uniform thickness large area light source'1995 4,904,245'Surgical valve assembly for urinary bladder irrigation and drainage'1990 4,537,387'Precision valve assembly'1985 4,477,054'Precision valve assembly'1984 4,198,134'Film cartridge'1980 4,185,899'Combination viewer and projector'1980 4,127,112'Skin fold caliper'1978 4,066,348'Cartridge viewer'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1980Patents assigned to MONTRON CORP (2)· patent assignee history

1978Patents assigned to AMERICAN HOSPITAL SUPPLY CORP (1)· patent assignee history

1978–1980Based in Burlingame, CA, US· patent location history

1980Patents assigned to ACTION FILMS (1)· patent assignee history

1984–1985Patents assigned to ANATROS CORP (2)· patent assignee history

1984–1995Based in San Mateo, CA, US· patent location history

1990Based in Sunnyvale, CA, US· patent location history

1995–1996Patents assigned to PRECISION LAMP INC (4)· patent assignee history

1995–1996Based in Sonoma, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PRECISION LAMP INC	4	1995–1996
ANATROS CORP	2	1984–1985
MONTRON CORP	2	1978–1980
ACTION FILMS	1	1980
AMERICAN HOSPITAL SUPPLY CORP	1	1978

Locations

Location	Patents	Span
Burlingame, California, US	4	1978–1980
Sonoma, California, US	3	1995–1996
San Mateo, California, US	3	1984–1995
Sunnyvale, California, US	1	1990