Groezinger; Charles W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Groezinger; Charles W..The latest application filed is for "minimizing paper waste carousel-style dispenser apparatus, sensor, method and system with proximity sensor".

Company Profile

0.4.4

Groezinger; Charles W. - Columbus OH

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Minimizing paper waste carousel-style dispenser apparatus, sensor, method and system with proximity sensor Grant 7,570,067 - Denen , et al. August 4, 2	2009-08-04
Minimizing Paper Waste Carousel-style Dispenser Apparatus, Sensor, Method And System With Proximity Sensor App 20070194167 - Denen; Dennis J. ; et al.	2007-08-23
Paper dispenser with proximity detector Grant 7,161,359 - Denen , et al. January 9, 2	2007-01-09
Proximity detection circuit and method of detecting capacitance changes Grant 7,102,366 - Denen , et al. September 5, 2	2006-09-05
Paper dispenser with proximity detector App 20050072874 - Denen, Dennis Joseph ; et al.	2005-04-07
Proximity detection circuit and method of detecting small capacitance changes Grant 6,838,887 - Denen , et al. January 4, 2	2005-01-04
Proximity detection circuit and method of detecting capacitance changes App 20040160234 - Denen, Dennis Joseph ; et al.	2004-08-19
Minimizing paper waste carousel-style dispenser apparatus, sensor, method and system with proximity sensor App 20020109035 - Denen, Dennis Joseph ; et al.	2002-08-15

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