Russell Hobson Jr.

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Old Fort, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Slack filter tube having an internal resilient support extending th...
- Patent number 6,309,552
- Issue date Oct 30, 2001
- Russell B. Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Applications for slack filter tube with tensioning means
- Patent number 6,217,781
- Issue date Apr 17, 2001
- Russell B. Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Slack filter tube with tensioning means
- Patent number 6,051,138
- Issue date Apr 18, 2000
- Russell B. Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Flexible filter element
- Patent number 5,407,570
- Issue date Apr 18, 1995
- Russell Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Recyclable flexible filter tube and method for recycling filter tubes
- Patent number 5,230,131
- Issue date Jul 27, 1993
- Russell Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Control system for pump cycling
- Patent number 4,919,801
- Issue date Apr 24, 1990
- Russell Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Split inlet for filter
- Patent number 4,872,981
- Issue date Oct 10, 1989
- Russell Hobson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL