Christian Doucet

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Pointe Claire, CA

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Patents Grantslast 30 patents

Information Patent Grant
Positive displacement roots blower noise suppression
- Patent number 12,060,881
- Issue date Aug 13, 2024
- Ingersoll-Rand Industrial U.S., Inc.
- Michael J. Lucas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vacuum pump with noise attenuating passage
- Patent number 10,851,788
- Issue date Dec 1, 2020
- Ingersoll-Rand Industrial U.S., Inc.
- Michael J. Lucas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
POSITIVE DISPLACEMENT ROOTS BLOWER NOISE SUPPRESSION
- Publication number 20240384718
- Publication date Nov 21, 2024
- Ingersoll-Rand Industrial U.S., Inc.
- Michael J. Lucas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
POSITIVE DISPLACEMENT ROOTS BLOWER NOISE SUPPRESSION
- Publication number 20220145885
- Publication date May 12, 2022
- Ingersoll-Rand Industrial U.S., Inc.
- Michael J. Lucas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VACUUM PUMP WITH NOISE ATTENUATING PASSAGE
- Publication number 20200200178
- Publication date Jun 25, 2020
- Ingersoll-Rand Company
- Michael J. Lucas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...