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Inventor

Joseph Layton Knopp

Inventor
Staunton, VA, US

Overview

4→
Patents
1990–2020
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.

F25Bprimary
F25BRefrigeration machines, plants or systems44%
F04DNon-positive-displacement pumps22%
H02KDynamo-electric machines22%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids11%
PatentTitleYear
10,794,619Compressor with motor cooling202010,539,350Economizer used in chiller system20209,822,998'Centrifugal compressor with motor cooling'20174,903,497'Methods and devices for cooling a motor of a refrigerating machine with liquid and economizer gas'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to ZIMMERN BERNARD (1)· patent assignee history
1990–2020Based in Staunton, VA, US· patent location history
2017–2020Patents assigned to DAIKIN APPLIED AMERICAS INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAIKIN APPLIED AMERICAS INC32017–2020
ZIMMERN BERNARD11990
Locations
LocationPatentsSpan
Staunton, Virginia, US41990–2020