Membership
Tour
Register
Log in
Dale A. Dopson
Follow
Person
Dorchester, MA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Cryopump and cryopanel having frost concentrating device
Patent number
5,301,511
Issue date
Apr 12, 1994
Helix Technology Corporation
Allen J. Bartlett
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Compact heat exchanger for a cryogenic refrigerator
Patent number
4,949,546
Issue date
Aug 21, 1990
Helix Technology Corporation
Lawrence A. Klusmier
F28 - HEAT EXCHANGE IN GENERAL