Winston E. Olson

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Apple Valley, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Multistage air cleaner including pulse cleaning system
- Patent number 8,444,748
- Issue date May 21, 2013
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multistage air cleaner including pulse cleaning system
- Patent number 7,090,711
- Issue date Aug 15, 2006
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multistage air cleaner including pulse cleaning system
- Patent number 6,908,494
- Issue date Jun 21, 2005
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multistage air cleaner including pulse cleaning system
- Patent number 6,872,237
- Issue date Mar 29, 2005
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multistage air cleaner including pulse cleaning system
- Patent number 6,676,721
- Issue date Jan 13, 2004
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MULTISTAGE AIR CLEANER INCLUDING PULSE CLEANING SYSTEM
- Publication number 20070186774
- Publication date Aug 16, 2007
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Multistage air cleaner including pulse cleaning system
- Publication number 20050166559
- Publication date Aug 4, 2005
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Multistage air cleaner including pulse cleaning system
- Publication number 20040144253
- Publication date Jul 29, 2004
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Multistage air cleaner including pulse cleaning system
- Publication number 20040139707
- Publication date Jul 22, 2004
- Donaldson Company, Inc.
- Gary R. Gillingham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL