Michael L. Blehert

Person

Crystal, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Filter system for mobile debris collection machine
- Patent number 6,398,829
- Issue date Jun 4, 2002
- Tennant Company
- Kevin L. Shinler
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Dual mode debris pickup machine
- Patent number 6,389,641
- Issue date May 21, 2002
- Tennant Company
- Steven L. Boomgaarden
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Dual mode debris pickup machine
- Patent number 5,996,172
- Issue date Dec 7, 1999
- Tennant Company
- Steven L. Boomgaarden
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Torsionally flexible frame structure
- Patent number 5,611,105
- Issue date Mar 18, 1997
- Tennant Company
- Michael L. Blehert
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Scrubbing machine having offset cylindrical brushes
- Patent number 5,515,568
- Issue date May 14, 1996
- Tennant Company
- Warren L. Larson
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Floor scrubbing machine having impact energy absorption
- Patent number 5,483,718
- Issue date Jan 16, 1996
- Tennant Company
- Michael L. Blehert
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Combined sweeper and scrubber
- Patent number 5,093,955
- Issue date Mar 10, 1992
- Tennant Company
- Michael L. Blehert
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Combination sweeping and scrubbing system and method
- Patent number 4,819,676
- Issue date Apr 11, 1989
- Tennant Company
- Michael L. Blehert
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Walk behind floor maintenance machine
- Patent number 4,580,313
- Issue date Apr 8, 1986
- Tennant Company
- Michael L. Blehert
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Air velocity control mechanism for selective debris pickup
- Patent number 4,466,156
- Issue date Aug 21, 1984
- Tennant Company
- Michael L. Blehert
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Michael L. Blehert

Person

Patents Grantslast 30 patents

Filter system for mobile debris collection machine

Dual mode debris pickup machine

Dual mode debris pickup machine

Torsionally flexible frame structure

Scrubbing machine having offset cylindrical brushes

Floor scrubbing machine having impact energy absorption

Combined sweeper and scrubber

Combination sweeping and scrubbing system and method

Walk behind floor maintenance machine

Air velocity control mechanism for selective debris pickup