Hayashibara; Ken

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5449978 Lighting device for emitting light without substantially delaying the latency of P300 wave in human event related potentialDec 22, 93Sep 12, 95[H05B]
5436534 Lighting deviceDec 22, 93Jul 25, 95[G06F]
5432408 Filling composition for incandescent lamp, and incandescent lamp containing the same and its useDec 22, 93Jul 11, 95[H01J]
5382880 Method for emitting light which does not substantially delay the latency of P100 wave in human VEPOct 21, 93Jan 17, 95[G05F]
5343122 Luminaire using incandescent lamp as luminous sourceAug 09, 91Aug 30, 94[H05B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0202,120 Device Converting Themal Energy into Kinetic One by Using Spontaneous Isothermal Gas AggregationAbandonedApr 12, 05Aug 28, 08[F03G]
7230079 Antiallergic agentExpiredAug 26, 03Jun 12, 07[C07K]
6505361 Vibration generatorExpiredDec 27, 00Jan 14, 03[A61H]
5954630 FM theta-inducing audible sound, and method, device and recorded medium to generate the sameExpiredSep 14, 94Sep 21, 99[A61M]
5691873 Apparatus to generate magnetismExpiredSep 29, 95Nov 25, 97[H01F]
5537008 High voltage incandescent lamp with low-pressure Kr/N.sub.2 gas fillExpiredJun 28, 94Jul 16, 96[H05B]
5484386 Hammer-like tool for relieving stiffness in the neck and shoulderExpiredSep 07, 94Jan 16, 96[A61H]
5264988 Circuit to limit surges into a dc-operated lampExpiredDec 24, 92Nov 23, 93[H01H]
5255327 Vibrostimulative deviceExpiredOct 30, 89Oct 19, 93[A61H]
5144274 Sealed variable resistorExpiredNov 28, 90Sep 01, 92[H01C]
5133351 Low-frequency electrotherapeutic deviceExpiredMar 14, 90Jul 28, 92[A61N]
5126636 Lighting deviceExpiredJul 25, 90Jun 30, 92[H05B]
4988923 Lighting equipment for providing bright illumination with limited surgeExpiredMar 15, 89Jan 29, 91[H05B]
4960124 Device for low-frequency electrotherapyExpiredMay 01, 89Oct 02, 90[A61N]
4960125 Device for low-frequency electrotherapy in a humid environmentExpiredOct 26, 88Oct 02, 90[A61N]
4947087 Lamp-lighting deviceExpiredApr 12, 88Aug 07, 90[H05B]
4945291 Lamp-lighting deviceExpiredApr 12, 88Jul 31, 90[H05B]
4868536 Output controller for electrotherapeutic device directed to use in a bathExpiredOct 26, 88Sep 19, 89[H01C]
4855649 Single-wired switching circuit directed to limit surge into lampExpiredJan 27, 88Aug 08, 89[H05B]
4841972 Low-frequency treatment device directed to use in bathExpiredNov 03, 87Jun 27, 89[H05G, A61N]

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