Inventor
HEINRICH HARLEY K
US32 patents
⚠️ This page may combine multiple inventors who share the name “HEINRICH HARLEY K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IMPINJ INC
17 patentsUS9886658B1Feb 6, 2018
Impedance-change mitigation in RFID tags
IMPINJ INC29 citations94
US7982611B1Jul 19, 2011
Dealing with rogue RFID readers using reader attributes
IMPINJ INC21 citations91
US11423278B1Aug 23, 2022
RFID integrated circuits with large contact pads
IMPINJ INC15 citations86
US10885417B1Jan 5, 2021
Impedance-change mitigation in RFID tags
IMPINJ INC12 citations86
US10885421B1Jan 5, 2021
RFID integrated circuits with antenna contacts on multiple surfaces
IMPINJ INC9 citations86
US10572789B1Feb 25, 2020
Impedance-change mitigation in RFID tags
IMPINJ INC14 citations86
US10331993B1Jun 25, 2019
RFID integrated circuits with large contact pads
IMPINJ INC19 citations86
US11797813B1Oct 24, 2023
Controlling RFID tag population backscatter characteristics
IMPINJ INC7 citations85
US10311351B1Jun 4, 2019
RFID integrated circuits with antenna contacts on multiple surfaces
IMPINJ INC12 citations84
US9875438B1Jan 23, 2018
RFID integrated circuits with antenna contacts on multiple surfaces
IMPINJ INC11 citations84
US9633302B1Apr 25, 2017
RFID integrated circuits with channels for reducing misalignment
IMPINJ INC15 citations84
US9495631B1Nov 15, 2016
RFID integrated circuits with contact islands
IMPINJ INC17 citations84
US9489611B1Nov 8, 2016
RFID integrated circuits with antenna contacts on multiple surfaces
IMPINJ INC18 citations84
US9305195B1Apr 5, 2016
RFID tags and readers employing QT command to switch tag profiles
IMPINJ INC9 citations84
US9053400B2Jun 9, 2015
RFID integrated circuits with antenna contacts on multiple surfaces
IMPINJ INC14 citations84
US9646186B1May 9, 2017
Rectifier biasing for self-tuning RFID tags
IMPINJ INC15 citations83
US12423546B1Sep 23, 2025
Controlling RFID tag population backscatter characteristics
IMPINJ INC0 citations62
IBM
5 patentsUS5606323AFeb 25, 1997
Diode modulator for radio frequency transponder
IBM227 citations99
US5563583AOct 8, 1996
Multibit magnetic radio frequency tag using micromechanics
IBM70 citations96
US5554974ASep 10, 1996
Encodable tag with radio frequency readout
IBM100 citations96
US5550547AAug 27, 1996
Multiple item radio frequency tag identification protocol
IBM496 citations96
US5539516AJul 23, 1996
Scanning pulsed profilometer
IBM6 citations58
DIORIO CHRISTOPHER J
4 patentsUS8471708B1Jun 25, 2013
RFID tags and readers employing QT command to switch tag profiles
DIORIO CHRISTOPHER J30 citations92
US8228175B1Jul 24, 2012
RFID tag chips and tags with alternative behaviors and methods
DIORIO CHRISTOPHER J28 citations92
US9024731B1May 5, 2015
RFID tags and readers employing QT command to switch tag profiles
DIORIO CHRISTOPHER J13 citations84
US8665074B1Mar 4, 2014
RFID tag chips and tags with alternative behaviors and methods
DIORIO CHRISTOPHER J9 citations84