RION CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 18188
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1295
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 455
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 3104
 
  
 
B03C MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS 219
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 2157
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 295
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 1153

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0346,077 VIABLE PARTICLE COUNTING SYSTEM AND VIABLE PARTICLE COUNTING METHODJan 20, 14Dec 03, 15[G01N]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9823190 Particle counter for chemical solutionSep 21, 15Nov 21, 17[G01N]
9601980 Electromechanical transducer and electroacoustic transducerFeb 04, 14Mar 21, 17[H02K, H04R]
9534998 System and method for counting aerosol particles in atmosphere with respect to each particle size by appropriately setting ratio of flow rate of sample gas and sheath gas in DMASep 06, 12Jan 03, 17[B03C, G01N, G06F, G01F]
9530429 Reverberation suppression apparatus used for auditory deviceAug 26, 15Dec 27, 16[G10L, H04R]
9392380 Hearing aid and feedback cancellerJul 06, 15Jul 12, 16[H04R]
9357315 Hearing aid, loudspeaker, and feedback cancellerSep 04, 14May 31, 16[G10K, H04R]
9301054 Electromechanical transducer and electrocoustic transducerJan 29, 14Mar 29, 16[H02K, H04R]
9267845 Apparatus for counting viable particles in liquid in real time, dialysis fluid monitoring system and purified water monitoring system using the apparatus, and method of counting viable particles in liquid in real timeMay 30, 14Feb 23, 16[G01J, G01N, A61M]
9250174 Particle counting systemJun 25, 13Feb 02, 16[G01N]
9228930 Oscillating type physical property measuring apparatus and methodNov 16, 12Jan 05, 16[G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0153,857 Particle detectorAbandonedAug 21, 06Jun 18, 09[G01N]
7464790 Sound insulation/absorption structure, and structure having these applied theretoExpiredMay 27, 04Dec 16, 08[E04B]
2008/0279,405 In-The-Ear Hearing AidAbandonedDec 28, 05Nov 13, 08[H04R]
2008/0148,869 Particle CounterAbandonedJan 30, 07Jun 26, 08[G01N]
2008/0152,177 BEHIND-THE-EAR HEARING AIDAbandonedDec 21, 07Jun 26, 08[H04R]
7343021 Optimum solution method, hearing aid fitting apparatus utilizing the optimum solution method, and system optimization adjusting method and apparatusExpiredDec 15, 00Mar 11, 08[H04R]
2008/0004,815 PARTICLE COUNTERAbandonedJul 13, 07Jan 03, 08[G06F]
2006/0244,965 Light scattering type particle detectorAbandonedSep 13, 02Nov 02, 06[G01N]
2006/0048,313 Hearing aid cleanerAbandonedJun 08, 04Mar 09, 06[A46B]
6813303 Laser oscillator and light scattering particle detector using the sameExpiredJan 24, 02Nov 02, 04[H01S]
6804363 Electroacoustic transducerExpiredDec 03, 02Oct 12, 04[H04R]
6768545 Particle detectorExpiredSep 11, 02Jul 27, 04[G01N]
6636307 Light scattering type particle detectorExpiredMay 10, 01Oct 21, 03[G01N]
6629058 Fault diagnosis method and apparatusExpiredApr 17, 01Sep 30, 03[G06F]
6582378 Method of measuring frequency selectivity, and method and apparatus for estimating auditory filter shape by a frequency selectivity measurement methodExpiredSep 27, 00Jun 24, 03[A61B]
6548936 Elastic wave control element using piezoelectric materialsExpiredAug 08, 01Apr 15, 03[H01L]
6498992 Defect diagnosis method and defect diagnosis apparatusExpiredApr 13, 99Dec 24, 02[G01B]
6465802 Particle measurement apparatus flow cell useful for sample fluids having different refractive indexesExpiredMar 17, 00Oct 15, 02[G01N]
4894538 Scanning device for scanning tunneling microscopeExpiredMar 25, 88Jan 16, 90[H01J]
4334542 Artificial palate device for electropalatographExpiredMay 08, 80Jun 15, 82[G09B, A61B]

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