MUSASHI SEIMITSU INDUSTRY CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16H GEARING2674
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 221
 
  
 
B21J FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES 119
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING143
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 136
 
  
 
B26F PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING 115
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0369,880 DIFFERENTIAL DEVICEJun 16, 16Dec 22, 16[F16H]
2016/0290,485 DIFFERENTIAL DEVICEMar 28, 16Oct 06, 16[F16H]
2016/0290,486 DIFFERENTIAL DEVICEMar 30, 16Oct 06, 16[F16H]
2016/0138,702 DIFFERENTIAL DEVICENov 17, 15May 19, 16[F16H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9903464 Differential deviceOct 20, 15Feb 27, 18[F16H]
9897188 Differential deviceDec 01, 15Feb 20, 18[F16H]
9863519 Differential deviceJun 16, 16Jan 09, 18[F16H]
9856972 Differential deviceMar 28, 16Jan 02, 18[F16H]
9810306 Differential deviceOct 20, 15Nov 07, 17[F16H]
9739364 Differential deviceDec 10, 15Aug 22, 17[F16H]
9683646 Differential device and method of manufacturing the differential deviceNov 25, 15Jun 20, 17[F16H]
9677664 Vehicle differential deviceMar 30, 16Jun 13, 17[F16H]
9630240 Forged material sizing method and apparatusApr 06, 15Apr 25, 17[B21K, B21J]
9587730 Differential deviceJun 16, 16Mar 07, 17[F16H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0254,401 DIFFERENTIAL DEVICEAbandonedMar 06, 17Sep 07, 17[F16H]
2016/0169,360 DIFFERENTIAL DEVICEAbandonedDec 01, 15Jun 16, 16[F16H]
2016/0116,047 DIFFERENTIAL DEVICE AND METHOD OF MANUFACTURING THE SAMEAbandonedOct 20, 15Apr 28, 16[F16H]
8458902 Method of forming cam shaftExpiredDec 11, 08Jun 11, 13[B21D]
8382632 Differential gearExpiredFeb 25, 09Feb 26, 13[F16H]
8341997 Method of forging bevel gearExpiredMay 22, 09Jan 01, 13[B21J]
8303219 Method for removing chips on cutting machine and apparatus thereforExpiredMar 26, 09Nov 06, 12[B23Q]
8201434 Method of forming cam lobeExpiredOct 29, 08Jun 19, 12[B21D]
8187136 Differential gearExpiredSep 25, 08May 29, 12[F16H]
7435164 Grinding method and grinding deviceExpiredSep 12, 03Oct 14, 08[B24B]
7107865 Power transmission apparatus for vehicleExpiredSep 16, 04Sep 19, 06[F16C]
2006/0166,604 Process and apparatus for grinding work for non-circular rotor, as well as camshaftAbandonedSep 12, 03Jul 27, 06[B24B]
2006/0070,471 Gear transmission systemAbandonedSep 27, 05Apr 06, 06[F16H]
6866441 Ball jointExpiredDec 27, 02Mar 15, 05[F16C, F16J]
6814521 Ball jointExpiredDec 27, 02Nov 09, 04[F16C]
2003/0156,894 Ball jointAbandonedDec 27, 02Aug 21, 03[F16D]
5352059 Synthetic resin ball joint with reinforcing ribExpiredDec 16, 91Oct 04, 94[F16C]
5267805 Synthetic resin ball joint with metal reinforcing ringExpiredDec 16, 91Dec 07, 93[F16C]

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