David Velan

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Montreal, CA

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Patents Grantslast 30 patents

Information Patent Grant
Heat exchange conduit and heat exchanger
- Patent number 11,009,296
- Issue date May 18, 2021
- 6353908 CANADA INC.
- David Velan
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat exchanger with heat transferring layer
- Patent number 10,852,077
- Issue date Dec 1, 2020
- ECODRAIN INC.
- David Velan
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat exchanger
- Patent number 9,243,853
- Issue date Jan 26, 2016
- ECODRAIN INC.
- David Velan
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HEAT EXCHANGER WITH HEAT TRANSFERRING LAYER
- Publication number 20190219347
- Publication date Jul 18, 2019
- ECODRAIN INC.
- David VELAN
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT EXCHANGE CONDUIT AND HEAT EXCHANGER
- Publication number 20170292790
- Publication date Oct 12, 2017
- ECODRAIN INC.
- David VELAN
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Heat Exchanger
- Publication number 20130153183
- Publication date Jun 20, 2013
- David Velan
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Heat Exchanger
- Publication number 20110024080
- Publication date Feb 3, 2011
- Prodigy Energy Recovery Systems, Inc.
- Rana Bose
- F28 - HEAT EXCHANGE IN GENERAL