Towmotor Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS248
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 192

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE31314 Brake drum seal with dual elastomeric legsFeb 23, 81Jul 19, 83[F16J]
RE31058 Seal and seal assemblyAug 18, 80Oct 19, 82[F16J]
T998004 Vehicle motor mounting facilitating motor installationMay 08, 78Sep 02, 80[B60K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4567467 Angular rotary position encoderExpiredFeb 21, 84Jan 28, 86[H03K]
4564085 Controlling arrangementExpiredJan 22, 85Jan 14, 86[B66B]
4557343 Power steering control apparatus and methodExpiredAug 08, 84Dec 10, 85[B62D]
4558194 Foot pedal switchExpiredMar 21, 84Dec 10, 85[H01H]
4555651 Motor speed control apparatusExpiredAug 08, 84Nov 26, 85[H02P]
4531615 High-visibility mast assembly for lift trucksExpiredJun 25, 82Jul 30, 85[B66B]
4529919 Plugging and plugging override control apparatusExpiredJan 05, 83Jul 16, 85[H02P]
4526251 Chain retention deviceExpiredJun 14, 82Jul 02, 85[B66B]
4523886 Container handler with programmed electro-hydraulic control circuitExpiredJan 13, 82Jun 18, 85[F15B, B66F]
4520986 Suspended seat assemblyExpiredJan 10, 83Jun 04, 85[F16M]
4521885 Diagnostic display apparatusExpiredJan 05, 83Jun 04, 85[G08B, G06F]
4518902 Plugging electrical braking control circuitExpiredJan 05, 83May 21, 85[H02P]
4514665 Current limit control circuitExpiredJan 05, 83Apr 30, 85[H02P, H02H]
4511947 Coil and coil driver control apparatusExpiredJan 05, 83Apr 16, 85[H01H]
4509409 Pump arrangement for a linear fluid operated deviceExpiredFeb 07, 83Apr 09, 85[F15B]
4508999 Short circuit protection apparatusExpiredJan 05, 83Apr 02, 85[G05B]
4506750 Pivotal hood arrangementExpiredJul 18, 83Mar 26, 85[B62D]
4503935 Lift jack retention bracketExpiredMar 15, 82Mar 12, 85[B66B]
4503936 Hydraulic hose mounting arrangement for high-visibility mast assemblyExpiredOct 04, 82Mar 12, 85[B66B]
4498838 Retention device for a load engaging memberExpiredApr 04, 83Feb 12, 85[B66F]

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