Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 324/200
Name: Electricity: measuring and testing > Magnetic
Description: Subject matter which includes apparatus to sense and indicate the sensing of a magnetic field and elements or subcombinations of apparatus to sense and indicate the sensing of the magnetic field where not elsewhere provided.










Sub-classes under this class:

Class Number Class Name Patents
324/214 By paramagnetic particles 18
324/202 Calibration 354
324/226 Combined 409
324/203 Curie point determination 12
324/263 Current through test material forms test magnetic field 67
324/207.11 Displacement 241
324/204 Fluid material examination 252
324/223 Hysteresis loop curve display or recording 38
324/222 Hysteresis or eddy current loss testing 67
324/260 Magnetic field detection devices 588
324/210 Magnetic information storage element testing 277
324/213 Magnetic recording medium on magnetized object records object field 34
324/219 Magnetic sensor within material 101
324/262 Magnetic test structure elements 504
324/244 Magnetometers 495
324/206 Movable random length material measurement 33
324/205 Permanent magnet testing 35
324/227 Plural tests 184
324/217 Railroad rail flaw testing 14
324/209 Stress in material measurement 214
324/201 Susceptibility 47
324/225 With compensation for test variable 523
324/228 With means to create magnetic field to test material 425
324/224 With temperature control of material or element of test circuit 79


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8710826 Systems and methods for sensing external magnetic fields in implantable medical devices Apr. 29, 2014
8692682 Position detection system for detection object and position detection method for detection object Apr. 8, 2014
8674685 Magnetic flux oil level sensor for use in aircraft lubrication systems Mar. 18, 2014
8638090 Magnetic sensor system and method Jan. 28, 2014
8628525 Wireless interventional device and a system for wireless energy transmission Jan. 14, 2014
8610428 Variable-response magnetic radiofrequency device Dec. 17, 2013
8587293 Coil position detection Nov. 19, 2013
8587301 Method for operating a metal detection system and metal detection system Nov. 19, 2013
8523429 Eddy current thermometer Sep. 3, 2013
8461833 Method for determining the sensitivity of an acceleration sensor or magnetic field sensor Jun. 11, 2013
8450998 Digital quantity gauge for an agricultural aircraft payload hopper using a magnetostrictive linear displacement transducer (MLDT) May. 28, 2013
8441252 Rotational angle measurement apparatus May. 14, 2013
8442180 Control rod position detector May. 14, 2013
8427134 Current detection printed board, voltage detection printed board, current/voltage detection printed board, current/voltage detector, current detector and voltage detector Apr. 23, 2013
8427142 Rotation angle detecting device Apr. 23, 2013
8427136 Magnetic displacement sensor Apr. 23, 2013
8423228 Apparatus and method for detecting decrease in tire air pressure and program for detecting decrease in tire air pressure Apr. 16, 2013
8415945 Sheet coil type resolver Apr. 9, 2013
8416076 Magnetic proximity sensor system and associated methods of sensing a magnetic field Apr. 9, 2013
8395376 Method and apparatus for magnetic response imaging Mar. 12, 2013
8358124 Magnetic absolute encoder Jan. 22, 2013
8350565 Ultra-sensitive magnetoimpedance sensor Jan. 8, 2013
8319492 Rotary encoder Nov. 27, 2012
8283184 Method for measurement of very small local magnetic fields, in particular for measurement of local magnetic stray fields produced by magnetic beads, and an associated device for carrying out t Oct. 9, 2012
8280690 Signal processing method and unit for a dimension-gauging system Oct. 2, 2012
8274279 Inspection apparatus and method Sep. 25, 2012
8269486 Magnetic sensor system and method Sep. 18, 2012
8253411 Arrangement of a coil pair in a local measurement area Aug. 28, 2012
8228028 Systems and methods for compensating for large moving objects in magnetic-tracking environments Jul. 24, 2012
8228148 Annular magnet system for magnetic resonance spectroscopy Jul. 24, 2012
8179124 Inductive proximity sensor for embedded mounting and method of design May. 15, 2012
8159182 Contactless power transferring coil unit, mobile terminal, power transmitting apparatus, and contactless power transferring system Apr. 17, 2012
8134359 Magnetic rotational-angle detector Mar. 13, 2012
8089268 Apparatus and method for removing anisotropy effect from directional resistivity measurements Jan. 3, 2012
8089276 Magnetic field sensor assembly Jan. 3, 2012
8078098 Multi-path data dissemination method for magnetic diffusion wireless network and system thereof Dec. 13, 2011
8058864 Circuits and methods for providing a magnetic field sensor with an adaptable threshold Nov. 15, 2011
8046946 Shot-counting device for a firearm Nov. 1, 2011
8049489 Systems and methods for sensing external magnetic fields in implantable medical devices Nov. 1, 2011
8035262 Drive unit and image forming apparatus equipped with the same Oct. 11, 2011
8022695 Rotation angle detection device Sep. 20, 2011
7915888 Systems and methods for detecting angular position Mar. 29, 2011
7902816 Electromagnetic tracking method and apparatus for compensation of metal artifacts using modular arrays of reference sensors Mar. 8, 2011
7859374 Annular magnet system for magnetic resonance spectroscopy Dec. 28, 2010
7809421 Medical system calibration with static metal compensation Oct. 5, 2010
7747348 Method and apparatus for using rotational movement amount of mobile device and computer-readable recording medium for storing computer program Jun. 29, 2010
7727643 Tunable negative refractive index composite Jun. 1, 2010
7719395 Magnetizer and magnetizing method May. 18, 2010
7705701 Thin metal layer vacuum vessels with composite structural support Apr. 27, 2010
7657389 Method of aligning probe for eddy current inspection Feb. 2, 2010

1 2 3










 
 
  Recently Added Patents
3D IC method and device
Information processing apparatus and display control method
Water bottle warning triangle
Apparatus and method for scrolling a screen of a portable terminal having a touch screen
Hand sign
Semiconductor devices having multi-width isolation layer structures
Providing a multi-tenant knowledge network
  Randomly Featured Patents
Mixture with a smooth throughput
Method for fabricating a stent with nucleating agent
Portable filtration system
Termination of power and communications trainline of electro-pneumatic brakes
Barrier-overpassing transporter
Switch position indicator
Reading and pronunciation tutor
Electronic device
Steel material excellent in corrosion resistance and fabric using the same
Continuous flow electric water heater