Inventor

Charles E. Browning

Inventor

Renton, WA, US

Overview

5→

Patents

1977–1999

Patent span

Performing operations

Primary field (CPC B)

Patents· 5 as inventor

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

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties13%

Y10TTechnical subjects covered by former us classification13%

A45BWalking sticks6%

B29CShaping or joining of plastics6%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

C08JWorking-up6%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%

C08LCompositions of macromolecular compounds6%

E04HBuildings or like structures for particular purposes6%

PatentTitleYear

5,972,188'Membrane loader for gel electrophoresis'1999 4,222,680'Variable position friction joint'1980 D0255958'Sun shade or similar article'1980 4,114,420'Environmental test chamber system'1978 4,016,022'Low flow, vacuum bag curable prepreg material for high performance composite systems'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1978Patents assigned to US AIR FORCE (2)· patent assignee history

1977–1978Based in Dayton, OH, US· patent location history

1980Patents assigned to BROWNING CHARLES E (2)· patent assignee history

1980Based in Renton, WA, US· patent location history

1999Patents assigned to GENETIC BIOSYSTEMS INC (1)· patent assignee history

1999Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BROWNING CHARLES Eself	2	1980
US AIR FORCE	2	1977–1978
GENETIC BIOSYSTEMS INC	1	1999

Locations

Location	Patents	Span
Renton, Washington, US	2	1980
Dayton, OH, US	2	1977–1978
San Diego, California, US	1	1999