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Seattle, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
RFID tag rectifiers with bias current reuse
Patent number
12,204,970
Issue date
Jan 21, 2025
Impinj, Inc.
Charles J. T. Peach
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tag clock frequency reduction during tuning
Patent number
11,853,826
Issue date
Dec 26, 2023
Impinj, Inc.
John D. Hyde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Environment-based RFID IC behavior
Patent number
11,798,392
Issue date
Oct 24, 2023
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Controlling RFID tag population backscatter characteristics
Patent number
11,797,813
Issue date
Oct 24, 2023
Impinj, Inc.
Joshua F. Ensworth
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tags enforcing persistence while powered
Patent number
11,783,140
Issue date
Oct 10, 2023
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID systems with session-dependent replies
Patent number
11,562,322
Issue date
Jan 24, 2023
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tag rectifiers with bias current reuse
Patent number
11,481,591
Issue date
Oct 25, 2022
Impinj, Inc.
Charles J. T. Peach
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Environment-based RFID IC behavior
Patent number
11,341,837
Issue date
May 24, 2022
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tags enforcing persistence while powered
Patent number
11,200,387
Issue date
Dec 14, 2021
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tag clock frequency reduction during tuning
Patent number
10,929,734
Issue date
Feb 23, 2021
Impinj, Inc.
John D. Hyde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Impedance-change mitigation in RFID tags
Patent number
10,885,417
Issue date
Jan 5, 2021
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID integrated circuits with antenna contacts on multiple surfaces
Patent number
10,885,421
Issue date
Jan 5, 2021
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Environment-based RFID IC behavior
Patent number
10,878,685
Issue date
Dec 29, 2020
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID systems with session-dependent replies
Patent number
10,878,371
Issue date
Dec 29, 2020
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tags enforcing persistence while powered
Patent number
10,740,574
Issue date
Aug 11, 2020
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tag rectifiers with bias current reuse
Patent number
10,713,549
Issue date
Jul 14, 2020
Impinj, Inc.
Charles J. T. Peach
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Impedance-change mitigation in RFID tags
Patent number
10,572,789
Issue date
Feb 25, 2020
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Self-tuning of RFID tags using nonuniform impedance steps
Patent number
RE47755
Issue date
Dec 3, 2019
Impinj, Inc.
John Hyde
Information
Patent Grant
RFID tag clock frequency reduction during tuning
Patent number
10,445,535
Issue date
Oct 15, 2019
Impinj, Inc.
John D. Hyde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tags enforcing persistence while powered
Patent number
10,373,038
Issue date
Aug 6, 2019
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID integrated circuits with antenna contacts on multiple surfaces
Patent number
10,311,351
Issue date
Jun 4, 2019
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tag clock frequency reduction during tuning
Patent number
10,002,266
Issue date
Jun 19, 2018
Impinj, Inc.
John D. Hyde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Enhanced RFID tag authentication
Patent number
9,940,490
Issue date
Apr 10, 2018
Impinj, Inc.
Matthew Robshaw
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Impedance-change mitigation in RFID tags
Patent number
9,886,658
Issue date
Feb 6, 2018
Impinj, Inc.
Theron Stanford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID integrated circuits with antenna contacts on multiple surfaces
Patent number
9,875,438
Issue date
Jan 23, 2018
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Rectifier biasing for self-tuning RFID tags
Patent number
9,646,186
Issue date
May 9, 2017
Impinj, Inc.
John D. Hyde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tag memory check using wireless margin read commands
Patent number
9,607,191
Issue date
Mar 28, 2017
Impinj, Inc.
Charles Peach
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID integrated circuits with antenna contacts on multiple surfaces
Patent number
9,489,611
Issue date
Nov 8, 2016
Impinj. Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Increasing dynamic range of RFID tag self-tuning
Patent number
9,471,816
Issue date
Oct 18, 2016
Impinj, Inc.
John Hyde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RFID tags and readers employing QT command to switch tag profiles
Patent number
9,305,195
Issue date
Apr 5, 2016
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
RFID INTEGRATED CIRCUITS AND TAGS WITH ANTENNA CONTACTS ON MULTIPLE...
Publication number
20150248604
Publication date
Sep 3, 2015
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RFID INTEGRATED CIRCUITS WITH ANTENNA CONTACTS ON MULTIPLE SURFACES
Publication number
20150227832
Publication date
Aug 13, 2015
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RFID INTEGRATED CIRCUITS AND TAGS WITH ANTENNA CONTACTS ON MULTIPLE...
Publication number
20140144992
Publication date
May 29, 2014
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RFID INTEGRATED CIRCUITS WITH ANTENNA CONTACTS ON MULTIPLE SURFACES
Publication number
20140070010
Publication date
Mar 13, 2014
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RFID INTEGRATED CIRCUITS WITH ANTENNA CONTACTS ON MULTIPLE SURFACES
Publication number
20140073071
Publication date
Mar 13, 2014
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RFID TAG CHIPS AND TAGS REFRAINING FROM PARTICIPATING IN A SUBSEQUE...
Publication number
20080258916
Publication date
Oct 23, 2008
Impinj, Inc.
Christopher J. Diorio
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FACILITATING RFID TAGS TO REFRAIN FROM PARTICIPATING IN A SUBSEQUEN...
Publication number
20080258878
Publication date
Oct 23, 2008
Impinj, Inc.
Paul Dietrich
G06 - COMPUTING CALCULATING COUNTING