AMAZONEN-WERKE H. DREYER GMBH & CO. KG

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A01B SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL 133
 
  
 
A62C FIRE-FIGHTING 126
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9027853 Multiple nozzle bodyMay 09, 11May 12, 15[F16K, B05B, A62C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7793739 Overload protection device for agricultural appliancesExpiredJul 26, 06Sep 14, 10[A01B]
4798271 Combination normal-sowing and fine-sowing wheel with integral stopExpiredAug 01, 86Jan 17, 89[F16D, A01C]
4726304 Seed drillExpiredOct 25, 85Feb 23, 88[A01C]
4718499 Tractor-powered cultivator with swingable bafflesExpiredOct 30, 85Jan 12, 88[A01B]
4694759 Seed drillExpiredAug 15, 85Sep 22, 87[A01B, A01C]
4675520 Method and device for optically counting small particlesExpiredMay 24, 85Jun 23, 87[G06M, A01C]
4651331 Method of and device for acoustically counting particlesExpiredMay 24, 85Mar 17, 87[B65G]
4646941 Mechanism for discharging granular materialExpiredApr 15, 85Mar 03, 87[G07F, A01C]
4603645 Seeder with sowing sharesExpiredSep 04, 84Aug 05, 86[B65G]
4580507 Drill for applying seed and fertilizerExpiredApr 29, 83Apr 08, 86[A01C]
4572300 Vibrating harrowExpiredNov 08, 84Feb 25, 86[A01B]
4520874 Agricultural machineExpiredFeb 25, 83Jun 04, 85[A01B]
4480948 Machine for applying pellets and powderExpiredJul 21, 82Nov 06, 84[B65G]

Top Inventors for This Owner

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