Richard W. Wellens

Person

Plymouth, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Surface maintenance vehicle with compact side brush assembly
- Patent number 9,498,099
- Issue date Nov 22, 2016
- Tennant Company
- Kevin L. Shinler
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Filter shaker assembly for sweeping machine
- Patent number 8,256,061
- Issue date Sep 4, 2012
- Tennant Company
- Michael Stewart Wilmo
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for cleaning fabrics, floor coverings, and bar...
- Patent number 7,967,914
- Issue date Jun 28, 2011
- Tennant Company
- Daniel G. Giddings
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Filter cleaning apparatus
- Patent number 7,896,936
- Issue date Mar 1, 2011
- Tennant Company
- Kurt Clarence Adelman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cleaning head for use in a floor cleaning machine
- Patent number 7,665,174
- Issue date Feb 23, 2010
- Tennant Company
- Michael T. Basham
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Cyclonic filter for surface maintenance machine
- Patent number 7,662,199
- Issue date Feb 16, 2010
- Tennant Company
- Richard William Wellens
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Floor sweeping and scrubbing machine
- Patent number 7,448,114
- Issue date Nov 11, 2008
- Tennant Company
- Michael T. Basham
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Apparatus for cleaning fabrics, floor coverings, and bare floor sur...
- Patent number 6,662,402
- Issue date Dec 16, 2003
- Tennant Company
- Daniel G. Giddings
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
HIGH PERFORMANCE HANDHELD LIQUID SUCTION DEVICE
- Publication number 20190328190
- Publication date Oct 31, 2019
- TENNANT COMPANY
- Richard W. Wellens
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
SURFACE MAINTENANCE VEHICLE WITH COMPACT SIDE BRUSH ASSEMBLY
- Publication number 20130212814
- Publication date Aug 22, 2013
- TENNANT COMPANY
- Kevin L. Shinler
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Method and Apparatus for Cleaning Fabrics, Floor Coverings, and Bar...
- Publication number 20090293912
- Publication date Dec 3, 2009
- TENNANT COMPANY
- Daniel G. Giddings
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Filter Shaker Assembly for Sweeping Machine
- Publication number 20090217479
- Publication date Sep 3, 2009
- TENNANT COMPANY
- Michael Stewart Wilmo
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Filter Cleaning Apparatus
- Publication number 20080271419
- Publication date Nov 6, 2008
- Kurt Clarence Adelman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Cyclonic Filter For Surface Maintenance Machine
- Publication number 20080271420
- Publication date Nov 6, 2008
- Richard William Wellens
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Cleaning head for use in a floor cleaning machine
- Publication number 20060282965
- Publication date Dec 21, 2006
- TENNANT COMPANY
- Michael T. Basham
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Floor sweeping and scrubbing machine
- Publication number 20060282975
- Publication date Dec 21, 2006
- TENNANT COMPANY
- Michael T. Basham
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Method and apparatus for cleaning fabrics, floor coverings, and bar...
- Publication number 20040172769
- Publication date Sep 9, 2004
- Daniel G. Giddings
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Apparatus and method for cleaning fabrics, floor coverings, and bar...
- Publication number 20020194692
- Publication date Dec 26, 2002
- Daniel G. Giddings
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Richard W. Wellens

Person

Patents Grantslast 30 patents

Surface maintenance vehicle with compact side brush assembly

Filter shaker assembly for sweeping machine

Method and apparatus for cleaning fabrics, floor coverings, and bar...

Filter cleaning apparatus

Cleaning head for use in a floor cleaning machine

Cyclonic filter for surface maintenance machine

Floor sweeping and scrubbing machine

Apparatus for cleaning fabrics, floor coverings, and bare floor sur...

Patents Applicationslast 30 patents

HIGH PERFORMANCE HANDHELD LIQUID SUCTION DEVICE

SURFACE MAINTENANCE VEHICLE WITH COMPACT SIDE BRUSH ASSEMBLY

Method and Apparatus for Cleaning Fabrics, Floor Coverings, and Bar...

Filter Shaker Assembly for Sweeping Machine

Filter Cleaning Apparatus

Cyclonic Filter For Surface Maintenance Machine

Cleaning head for use in a floor cleaning machine

Floor sweeping and scrubbing machine

Method and apparatus for cleaning fabrics, floor coverings, and bar...

Apparatus and method for cleaning fabrics, floor coverings, and bar...