Inventor

Charles A. Singletary

Inventor

Bristol, VA, US

Overview

4→

Patents

1995–2002

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 4 as inventor

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

F04Bprimary

F04BPositive-displacement machines for liquids25%

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids25%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g13%

Y10TTechnical subjects covered by former us classification13%

PatentTitleYear

6,446,451'Variable capacity compressor having adjustable crankpin throw structure'2002 6,217,287'Variable capacity compressor having adjustable crankpin throw structure'2001 5,683,236'Anti-reverse rotation valve for scroll compressor'1997 5,421,708'Oil separation and bearing lubrication in a high side co-rotating scroll compressor'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to ALLIANCE COMPRESSORS INC (1)· patent assignee history

1995–1997Based in Whitehouse, TX, US· patent location history

1997Patents assigned to ALLIANCE COMPRESSORS (1)· patent assignee history

2001Patents assigned to BRISTOL COMPRESSORS (1)· patent assignee history

2001–2002Based in Bristol, VA, US· patent location history

2002Patents assigned to YORK INT CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ALLIANCE COMPRESSORS	1	1997
ALLIANCE COMPRESSORS INC	1	1995
BRISTOL COMPRESSORS	1	2001
YORK INT CORP	1	2002

Locations

Location	Patents	Span
Bristol, Virginia, US	2	2001–2002
Whitehouse, Texas, US	2	1995–1997