MAEDA METAL INDUSTRIES, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING1232
 
  
 
0805 OTHER TOOLS AND IMPLEMENTS428
 
  
 
1004 OTHER MEASURING INSTRUMENTS, APPARATUS AND DEVICES234
 
  
 
B25F COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR 122
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
  
 
G08C TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS 154
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H04M TELEPHONIC COMMUNICATION 1162

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8978520 Tightening machine having socket unitDec 12, 11Mar 17, 15[B25B]
8853987 Electric toolFeb 09, 11Oct 07, 14[H03K, G01R, B25F]
8547072 Phase control apparatusMay 02, 11Oct 01, 13[G05F]
8264374 Wireless data transmitting and receiving systemApr 14, 10Sep 11, 12[G08C]
8200287 Antenna switching method of wireless communication systemOct 26, 10Jun 12, 12[H04M, H04W]
7992455 Tightening torque measuring unitJun 08, 09Aug 09, 11[G01L]
D639629 Bolt or nut tightening deviceJun 01, 10Jun 14, 11[0801]
7886635 Bolt or nut tightening deviceApr 27, 10Feb 15, 11[B25B]
7757587 Bolt or nut tightening deviceOct 25, 07Jul 20, 10[B25B]
D609989 Bolt or nut tightening deviceJun 19, 09Feb 16, 10[0805]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7595601 Electric bolt/nut fastenerExpiredApr 11, 07Sep 29, 09[B25B]
D360568 Bolt fastening deviceExpiredMay 20, 94Jul 25, 95[]
5161437 Device for tightening up nut on boltExpiredApr 15, 92Nov 10, 92[B25B]
4691786 Bolt-nut tightening device having means for preventing abnormal rotationExpiredJun 27, 86Sep 08, 87[B23Q]
4650007 Rotary power toolExpiredApr 05, 84Mar 17, 87[B23Q]
4565112 Bolt tightening apparatus having bolt tip discharging deviceExpiredJun 25, 84Jan 21, 86[B25B]
4550633 Power tightening device having detachable socket unitExpiredJun 26, 84Nov 05, 85[B25B]
4467676 Bolt tightening device having auxiliary handleExpiredJul 13, 82Aug 28, 84[B25B]
D270809 Power wrenchExpiredSep 23, 80Oct 04, 83[D080]
4403529 Device for fastening boltsExpiredAug 19, 81Sep 13, 83[B25B]

Top Inventors for This Owner

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