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Inventor

Ray Edwards, Jr.

Inventor
El Paso, TX, US

Overview

3→
Patents
1979–1995
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B01Lprimary
B01LChemical or physical laboratory apparatus for general use22%
C12MApparatus for enzymology or microbiology22%
G01NInvestigating or analysing materials by determining their chemical or physical properties22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
F01CRotary-piston or oscillating-piston machines or engines11%
PatentTitleYear
5,425,915'Culturette safety sleeve'19955,256,537'Culturette safety sleeve'19934,144,004'Intermeshing gear rotary engine with valved inlet'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to EDWARDS RAY B (1)· patent assignee history
1979Based in Phoenix, AZ, US· patent location history
1993–1995Patents assigned to BECTON DICKINSON CO (2)· patent assignee history
1993–1995Based in El Paso, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BECTON DICKINSON CO21993–1995
EDWARDS RAY Bself11979
Locations
LocationPatentsSpan
El Paso, Texas, US21993–1995
Phoenix, AZ, US11979