Kabushiki Kaisha Machida Seisakusho

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5386816 EndoscopeSep 24, 92Feb 07, 95[A61B]
5170454 Optical connector for endoscopeOct 29, 91Dec 08, 92[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5520222 Bending deviceExpiredMar 03, 95May 28, 96[F16L]
5463651 Laser beam generatorExpiredJan 28, 93Oct 31, 95[H01S]
5449021 Bending deviceExpiredJul 29, 94Sep 12, 95[F16L]
5448415 Device for emitting light diverging along imaginary planeExpiredOct 24, 91Sep 05, 95[B29D]
5363882 Bending device having a bellowsExpiredMar 26, 93Nov 15, 94[F16L]
5345926 Medical observation instrumentExpiredJan 29, 93Sep 13, 94[A61B]
5307810 Diagnosis device with function for angling tip probeExpiredNov 19, 92May 03, 94[A61B]
5280781 Guide device for endoscopeExpiredOct 22, 92Jan 25, 94[A61B]
5271382 Bending deviceExpiredJul 08, 92Dec 21, 93[A61B]
5261391 Threaded flexible guide tube for endoscopeExpiredJul 31, 92Nov 16, 93[A61B]
5255668 Bending deviceExpiredMar 20, 92Oct 26, 93[A61B]
5224467 Endoscope with direction indication mechanismExpiredOct 23, 92Jul 06, 93[A61B]
5203380 Bending deviceExpiredOct 09, 90Apr 20, 93[F16L]
5193135 Optical connector and endoscope with optical connectorExpiredOct 07, 91Mar 09, 93[G02B]
5181545 Endoscope and jig for processing signal conductors of endoscopeExpiredJan 15, 91Jan 26, 93[B21F]
5178129 Method of producing bending deviceExpiredDec 07, 90Jan 12, 93[A61B]
5176126 Bending deviceExpiredOct 09, 90Jan 05, 93[A61B]
5167221 Bending deviceExpiredMar 14, 91Dec 01, 92[A61B]
5143475 Bending deviceExpiredMar 14, 91Sep 01, 92[F16B, A61B]
5115349 Projector system and system for detecting flawExpiredMay 22, 90May 19, 92[G01N, G02B]

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