Doug Thole

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Grand Rapids, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Tension control mechanism for chair
- Patent number 7,281,764
- Issue date Oct 16, 2007
- Haworth, Inc.
- Doug Thole
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Universal tilt mechanism for a chair
- Patent number 6,209,958
- Issue date Apr 3, 2001
- Haworth, Inc.
- Douglas M. Thole
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Tilt mechanism for chair having adjustable spring characteristics
- Patent number 6,176,548
- Issue date Jan 23, 2001
- Haworth, Inc.
- Douglas M. Thole
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Operator-interactive adjustable workstation
- Patent number 5,961,179
- Issue date Oct 5, 1999
- Haworth, Inc.
- Perry L. Dixon
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Chair with vertically shiftable height adjustment
- Patent number 5,738,318
- Issue date Apr 14, 1998
- Haworth, Inc.
- Douglas M. Thole
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Tension control mechanism for chair
- Publication number 20040160101
- Publication date Aug 19, 2004
- Haworth, Inc.
- Doug Thole
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Tension control mechanism for a chair
- Publication number 20030132653
- Publication date Jul 17, 2003
- Doug Thole
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...