Inventor
FRENCH JOHN B
CA37 patents
⚠️ This page may combine multiple inventors who share the name “FRENCH JOHN B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRENCH JOHN B
11 patentsUS8221244B2Jul 17, 2012
Table with sensors and smart card holder for automated gaming system and gaming cards
FRENCH JOHN B137 citations99
US4328420AMay 4, 1982
Tandem mass spectrometer with open structure AC-only rod sections, and method of operating a mass spectrometer system
FRENCH JOHN B65 citations96
US8995691B2Mar 31, 2015
Audio amplifier
FRENCH JOHN B9 citations84
US8577061B2Nov 5, 2013
Power supply for limited power sources and audio amplifier using power supply
FRENCH JOHN B14 citations81
US8139816B2Mar 20, 2012
Acoustic transducer
FRENCH JOHN B12 citations81
US9061197B2Jun 23, 2015
Read and write playing card system and method
FRENCH JOHN B2 citations63
US9232305B2Jan 5, 2016
Acoustic transducer
FRENCH JOHN B2 citations62
US8143949B2Mar 27, 2012
Push-pull linear hybrid class H amplifier
FRENCH JOHN B2 citations60
US8036414B2Oct 11, 2011
Speaker
FRENCH JOHN B2 citations58
US10376775B2Aug 13, 2019
Read and write playing card system and method
FRENCH JOHN B0 citations52
US8535136B2Sep 17, 2013
Read and write playing care
FRENCH JOHN B0 citations52
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG
7 patentsUS9241213B2Jan 19, 2016
Acoustic transducer
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG9 citations83
US9438998B2Sep 6, 2016
Acoustic transducer assembly
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG3 citations72
US9936299B2Apr 3, 2018
Acoustic transducer assembly
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG0 citations51
US9438999B2Sep 6, 2016
Acoustic transducer assembly
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG0 citations51
US9247350B2Jan 26, 2016
Acoustic transducer assembly
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG0 citations51
US9807518B2Oct 31, 2017
Acoustic transducer
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG0 citations48
US9930446B2Mar 27, 2018
Acoustic transducer
HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG0 citations41
MDS HEALTH GROUP LTD
3 patentsUS4963736AOct 16, 1990
Mass spectrometer and method and improved ion transmission
MDS HEALTH GROUP LTD252 citations98
US5345079ASep 6, 1994
Apparatus and method for liquid sample introduction
MDS HEALTH GROUP LTD93 citations95
US4746794AMay 24, 1988
Mass analyzer system with reduced drift
MDS HEALTH GROUP LTD58 citations92
BLADE TECHNOLOGIES INC
3 patentsUS5510753AApr 23, 1996
Composite bridge amplifier with output overload and thermal protection
BLADE TECHNOLOGIES INC87 citations95
US5075634ADec 24, 1991
Composite bridge amplifier
BLADE TECHNOLOGIES INC69 citations95
US5548163AAug 20, 1996
Device for securing car audio equipment
BLADE TECHNOLOGIES INC17 citations73
AUDERA ACOUSTICS INC
3 patentsUS11405729B1Aug 2, 2022
Acoustic transducer systems and methods of operating acoustic transducer systems for optimizing barge-in performance
AUDERA ACOUSTICS INC8 citations85
US12342144B2Jun 24, 2025
Acoustic transducer systems and methods of operating acoustic transducer systems for optimizing barge-in performance
AUDERA ACOUSTICS INC0 citations62
US11997466B2May 28, 2024
Acoustic transducer systems and methods of operating acoustic transducer systems for optimizing barge-in performance
AUDERA ACOUSTICS INC0 citations62