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by using circuits for the detection of the pulses delivered by the ignition system of an internal combustion engine
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CPC
G01P3/4807
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Parent Industries
G
PHYSICS
G01
Measuring instruments
G01P
MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P3/00
Measuring linear or angular speed Measuring differences of linear or angular speeds
Current Industry
G01P3/4807
by using circuits for the detection of the pulses delivered by the ignition system of an internal combustion engine
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Patents Grants
last 30 patents
Information
Patent Grant
Method for assessing a rotational speed of an engine
Patent number
10,578,635
Issue date
Mar 3, 2020
Schneider Electric Industries SAS
David R Brown
G01 - MEASURING TESTING
Information
Patent Grant
Virtual tachometers based on time series filtering
Patent number
10,444,254
Issue date
Oct 15, 2019
Sikorsky Aircraft Corporation
Christopher L. Winslow
G01 - MEASURING TESTING
Information
Patent Grant
Direct current motor controlling apparatus and method thereof
Patent number
8,421,384
Issue date
Apr 16, 2013
Samsung Electronics Co., Ltd.
Ho-chul Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Non-contact tachometer and sensor
Patent number
8,405,384
Issue date
Mar 26, 2013
Zulia Technologies Inc.
Richard G. Antoine
G01 - MEASURING TESTING
Information
Patent Grant
Engine rotating meter
Patent number
7,913,547
Issue date
Mar 29, 2011
Oppama Industry Co., Ltd.
Masao Iwata
G01 - MEASURING TESTING
Information
Patent Grant
System and method for driving a tachometer
Patent number
7,145,324
Issue date
Dec 5, 2006
Autotronic Controls Corporation
Stephen C. Masters
G01 - MEASURING TESTING
Information
Patent Grant
Tachometer
Patent number
6,868,369
Issue date
Mar 15, 2005
Innova Electronics Corporation
David Huang
G01 - MEASURING TESTING
Information
Patent Grant
Adaptable engine tachometer device
Patent number
6,259,998
Issue date
Jul 10, 2001
Paul D. Crunk
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Adaptable engine tachometer device
Patent number
6,199,027
Issue date
Mar 6, 2001
Paul D. Crunk
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tachometer interface circuit with activated switching
Patent number
5,936,396
Issue date
Aug 10, 1999
Brunswick Corporation
Richard E. Staerzl
G01 - MEASURING TESTING
Information
Patent Grant
Tachometer system picking up ignition signals from vehicle ground
Patent number
5,883,510
Issue date
Mar 16, 1999
SPX Corporation
Joseph J. Torre
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for detecting and displaying engine speed
Patent number
5,497,092
Issue date
Mar 5, 1996
Arthur J. Kaszanics
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Spark plug firing sensor with capacitive coupling and optical pickup
Patent number
5,208,541
Issue date
May 4, 1993
Daniel Yerkovich
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Test apparatus for opto-electronic time based generator of an ignit...
Patent number
5,184,080
Issue date
Feb 2, 1993
Outboard Marine Corporation
Gregry M. Remmers
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tachometer system for measuring the RPM of an internal combustion e...
Patent number
5,151,654
Issue date
Sep 29, 1992
Systems Control, Inc.
Stanley J. Krzywicki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Correction of systematic position-sensing errors in internal combus...
Patent number
5,117,681
Issue date
Jun 2, 1992
Ford Motor Company
James M. Dosdall
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for driving an auxiliary device of an internal...
Patent number
5,115,777
Issue date
May 26, 1992
Iida Denki Kogyo Co., Ltd.
Yoshinori Ohki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic meter for determining engine speed in distributorless ig...
Patent number
5,091,695
Issue date
Feb 25, 1992
Actron Manufacturing Co.
Alexander Shaland
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tachometer signal generating device
Patent number
5,085,191
Issue date
Feb 4, 1992
Mitsubishi Denki Kabushiki Kaisha
Hiroshi Okuda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotational speed detector for an internal combustion engine compris...
Patent number
5,066,910
Issue date
Nov 19, 1991
Aisin Seiki Kabushiki Kaisha
Naoki Sugiyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Non-intrusive tachometer for spark ignition autos
Patent number
5,043,659
Issue date
Aug 27, 1991
Clean Air Technologies Inc.
Donald A. Lowmiller
G01 - MEASURING TESTING
Information
Patent Grant
Tachometer signal conditioning circuit
Patent number
4,950,983
Issue date
Aug 21, 1990
Brunswick Corporation
Francis E. Kruncos
G01 - MEASURING TESTING
Information
Patent Grant
Tachometer, RPM processor, and method
Patent number
4,811,255
Issue date
Mar 7, 1989
Horizon Instruments, Inc.
Tom J. Kelly
G01 - MEASURING TESTING
Information
Patent Grant
Engine rotation speed detecting apparatus
Patent number
4,799,380
Issue date
Jan 24, 1989
Hitachi, Ltd.
Toru Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Digital tachometer
Patent number
4,777,435
Issue date
Oct 11, 1988
Altronic, Inc.
Joseph M. Lepley
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Ignition system with an r.p.m. indicator
Patent number
4,692,753
Issue date
Sep 8, 1987
AB Electrolux
Bo C. Andreasson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Two and four cycle digital tachometer
Patent number
4,687,991
Issue date
Aug 18, 1987
Brunswick Corporation
Francis E. Kruncos
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic system for the production of a signal synchronous with a...
Patent number
4,676,218
Issue date
Jun 30, 1987
Bendix Electronics S.A.
Jean-Marc Nozeran
G01 - MEASURING TESTING
Information
Patent Grant
Clamp mechanism for power line mounted monitoring device
Patent number
4,646,006
Issue date
Feb 24, 1987
Edmund O. Schweitzer
G01 - MEASURING TESTING
Information
Patent Grant
Multipurpose timing light
Patent number
4,594,886
Issue date
Jun 17, 1986
Duke Chen
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR ASSESSING A ROTATIONAL SPEED OF AN ENGINE
Publication number
20170343575
Publication date
Nov 30, 2017
Schneider Electric Industries SAS
David R BROWN
G01 - MEASURING TESTING
Information
Patent Application
VIRTUAL TACHOMETERS BASED ON TIME SERIES FILTERING
Publication number
20170336430
Publication date
Nov 23, 2017
SIKORSKY AIRCRAFT CORPORATION
Christopher L. Winslow
G01 - MEASURING TESTING
Information
Patent Application
DIRECT CURRENT MOTOR CONTROLLING APPARATUS AND METHOD THEREOF
Publication number
20100142932
Publication date
Jun 10, 2010
Samsung Electronics Co., Ltd.
Ho-chul LEE
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR DETERMINING TRAFFIC CONDITIONS
Publication number
20100063714
Publication date
Mar 11, 2010
International Business Machines Corporation
Nathan John Harrington
G08 - SIGNALLING
Information
Patent Application
ENGINE ROTATING METER
Publication number
20090165541
Publication date
Jul 2, 2009
Oppama Industry Co., Ltd.
Masao Iwata
G01 - MEASURING TESTING
Information
Patent Application
System and method for driving a tachometer
Publication number
20050116703
Publication date
Jun 2, 2005
Stephen C. Masters
G01 - MEASURING TESTING
Information
Patent Application
Tachometer
Publication number
20040133394
Publication date
Jul 8, 2004
David Huang
G01 - MEASURING TESTING
Information
Patent Application
Ignition system tachometer driver
Publication number
20040090224
Publication date
May 13, 2004
Autotronic Controls Corporation
Stephen C. Masters
G01 - MEASURING TESTING