Charles W. Krapf

Person

Livonia, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-capacitor sensor array with integrated temperature measurement
- Patent number 10,792,999
- Issue date Oct 6, 2020
- Richard H. Harrington
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Surgical device employing a cantilevered beam dissector
- Patent number 10,736,686
- Issue date Aug 11, 2020
- Michael Rontal
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Control and monitoring of light-emitting-diode (LED) bulbs
- Patent number 10,565,835
- Issue date Feb 18, 2020
- Richard H. Harrington
- F21 - LIGHTING
Information Patent Grant
Multicapacitor sensor array with user electrical feedback
- Patent number 10,271,787
- Issue date Apr 30, 2019
- Richard H. Harrington
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Surgical device employing a cantilevered beam dissector
- Patent number 9,486,235
- Issue date Nov 8, 2016
- Rick Harrington
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Light emitting diode circuits for general lighting
- Patent number 8,896,228
- Issue date Nov 25, 2014
- RTC Inc.
- Richard H. Harrington
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light emitting diode circuits for general lighting
- Patent number 8,164,273
- Issue date Apr 24, 2012
- Richard H. Harrington
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Calibration of weight scale utilizing a capacitative load cell
- Patent number 4,712,627
- Issue date Dec 15, 1987
- Measuretek, Inc.
- Richard H. Harrington
- G01 - MEASURING TESTING
Information Patent Grant
Weight scale utilizing a capacitative load cell
- Patent number 4,629,019
- Issue date Dec 16, 1986
- Measuretek, Inc.
- Richard H. Harrington
- G01 - MEASURING TESTING
Information Patent Grant
Weight scale utilizing a capacitative load cell
- Patent number 4,585,082
- Issue date Apr 29, 1986
- Richard H. Harrington
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
MULTI-CAPACITOR SENSOR ARRAY WITH INTEGRATED TEMPERATURE MEASUREMENT
- Publication number 20190277714
- Publication date Sep 12, 2019
- Richard H. Harrington
- G01 - MEASURING TESTING
Information Patent Application
MRI-ASSISTED TISSUE-MODIFYING CATHETER
- Publication number 20180014746
- Publication date Jan 18, 2018
- Rick Harrington
- G01 - MEASURING TESTING
Information Patent Application
INTEGRATED PIEZOELECTRIC-DRIVEN VIBRATING BEAMS APPLICABLE TO HAND-...
- Publication number 20170143367
- Publication date May 25, 2017
- Michael Rontal
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SURGICAL DEVICE EMPLOYING A CANTILEVERED BEAM DISSECTOR
- Publication number 20170128122
- Publication date May 11, 2017
- Michael Rontal
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MULTICAPACITOR SENSOR ARRAY WITH USER ELECTRICAL FEEDBACK
- Publication number 20170055902
- Publication date Mar 2, 2017
- RTC INC.
- Richard H. Harrington
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CONTROL AND MONITORING OF LIGHT-EMITTING-DIODE (LED) BULBS
- Publication number 20160284176
- Publication date Sep 29, 2016
- RTC INC.
- Richard H. Harrington
- F21 - LIGHTING
Information Patent Application
SURGICAL DEVICE FOR THE REMOVAL OF TISSUE EMPLOYING A VIBRATING BEA...
- Publication number 20160128769
- Publication date May 12, 2016
- Michael Rontal
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SURGICAL DEVICE EMPLOYING A CANTILEVERED BEAM DISSECTOR
- Publication number 20150257778
- Publication date Sep 17, 2015
- Rick Harrington
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CONTROL AND MONITORING OF LIGHT-EMITTING-DIODE (LED) BULBS
- Publication number 20140203939
- Publication date Jul 24, 2014
- RTC INC.
- Richard H. Harrington
- F21 - LIGHTING
Information Patent Application
LIGHT EMITTING DIODE CIRCUITS FOR GENERAL LIGHTING
- Publication number 20130193861
- Publication date Aug 1, 2013
- RTC INC.
- Richard H. Harrington
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT EMITTING DIODE CIRCUITS FOR GENERAL LIGHTING
- Publication number 20120223652
- Publication date Sep 6, 2012
- Richard H. Harrington
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Charles W. Krapf

Person

Patents Grantslast 30 patents

Multi-capacitor sensor array with integrated temperature measurement

Surgical device employing a cantilevered beam dissector

Control and monitoring of light-emitting-diode (LED) bulbs

Multicapacitor sensor array with user electrical feedback

Surgical device employing a cantilevered beam dissector

Light emitting diode circuits for general lighting

Light emitting diode circuits for general lighting

Calibration of weight scale utilizing a capacitative load cell

Weight scale utilizing a capacitative load cell

Weight scale utilizing a capacitative load cell

Patents Applicationslast 30 patents

MULTI-CAPACITOR SENSOR ARRAY WITH INTEGRATED TEMPERATURE MEASUREMENT

MRI-ASSISTED TISSUE-MODIFYING CATHETER

INTEGRATED PIEZOELECTRIC-DRIVEN VIBRATING BEAMS APPLICABLE TO HAND-...

SURGICAL DEVICE EMPLOYING A CANTILEVERED BEAM DISSECTOR

MULTICAPACITOR SENSOR ARRAY WITH USER ELECTRICAL FEEDBACK

CONTROL AND MONITORING OF LIGHT-EMITTING-DIODE (LED) BULBS

SURGICAL DEVICE FOR THE REMOVAL OF TISSUE EMPLOYING A VIBRATING BEA...

SURGICAL DEVICE EMPLOYING A CANTILEVERED BEAM DISSECTOR

CONTROL AND MONITORING OF LIGHT-EMITTING-DIODE (LED) BULBS

LIGHT EMITTING DIODE CIRCUITS FOR GENERAL LIGHTING

LIGHT EMITTING DIODE CIRCUITS FOR GENERAL LIGHTING