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Inventor

John K. Wollitz

Inventor
Tyler, TX, US

Overview

4→
Patents
1995–2013
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 liquids22%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
F24FAir-conditioning11%
F25BRefrigeration machines, plants or systems11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
8,616,860'System and method for reducing compressor noise'20136,035,963'Refrigeration compressor having an asymmetrical housing for noise suppression'20005,683,236'Anti-reverse rotation valve for scroll compressor'19975,421,709'Oil management 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
1995–2013Based in Tyler, TX, US· patent location history
1997Patents assigned to ALLIANCE COMPRESSORS (1)· patent assignee history
2000Patents assigned to AMERICAN STANDARD INC (1)· patent assignee history
2013Patents assigned to TRANE INT INC (1)· patent assignee history
2013Patents assigned to WOLLITZ JOHN KENNETH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALLIANCE COMPRESSORS11997
ALLIANCE COMPRESSORS INC11995
AMERICAN STANDARD INC12000
TRANE INT INC12013
WOLLITZ JOHN KENNETHself12013
Locations
LocationPatentsSpan
Tyler, Texas, US41995–2013