John M. Piwaron

Follow

Person

Milwaukee, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hair trimmer with adjustable comb
- Patent number 6,968,623
- Issue date Nov 29, 2005
- Andis Company
- Christopher J. Braun
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Rechargeable hair clipper assembly
- Patent number 6,112,414
- Issue date Sep 5, 2000
- Andis Company
- Matthew L. Andis
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Hair clipper with resiliently removable cover portion enclosing a b...
- Patent number 6,076,263
- Issue date Jun 20, 2000
- Andis Company
- Mathew L. Andis
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Hair trimmer with movable comb and latch
- Patent number 5,604,985
- Issue date Feb 25, 1997
- Andis Company
- Matthew L. Andis
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Hair trimmer having a low-friction rotary drive
- Patent number 5,325,590
- Issue date Jul 5, 1994
- Andis Company
- Matthew L. Andis
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Hair trimmer having a low-friction rotary drive
- Patent number 5,088,200
- Issue date Feb 18, 1992
- Andis Company
- John M. Piwaron
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

Information Patent Application
BLADE ASSEMBLY
- Publication number 20080282550
- Publication date Nov 20, 2008
- Andis Company
- John M. Piwaron
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Hair trimmer with adjustable comb
- Publication number 20030233754
- Publication date Dec 25, 2003
- Andis Company, Sturtevant, Wisconsin
- Christopher J. Braun
- B26 - HAND CUTTING TOOLS CUTTING SEVERING