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Inventor

William Z. Sun

Inventor
Arkadelphia, AR, US

Overview

2→
Patents
2003–2004
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F04Bprimary
F04BPositive-displacement machines for liquids33%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids33%
F25BRefrigeration machines, plants or systems33%
PatentTitleYear
6,823,686'Pressure equalization system and method'20046,584,791'Pressure equalization system and method'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2004Patents assigned to BRISTOL COMPRESSORS (2)· patent assignee history
2003–2004Based in Arkadelphia, AR, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BRISTOL COMPRESSORS22003–2004
Locations
LocationPatentsSpan
Arkadelphia, AR, US22003–2004