Orthman Manufacturing, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A01D HARVESTING; MOWING239
 
  
 
A01B SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL 133
 
  
 
B62D MOTOR VEHICLES; TRAILERS 190

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5669452 Blade plow with vertically reciprocating bladesAug 06, 96Sep 23, 97[A01B]
5636703 Rotary axle-mounted feedback transducerJun 12, 95Jun 10, 97[B62D, A01D]
5307611 Vehicle steering control systemSep 18, 92May 03, 94[A01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5207739 Collapsible guide rod assembly for a tractor guidance systemExpiredMay 04, 92May 04, 93[A01B]
4588033 Cotton root cutter and shredderExpiredSep 04, 84May 13, 86[A01D]
4519623 Tractor front end hitchExpiredMay 09, 83May 28, 85[A01B]
4453601 180.degree. Folding tool barExpiredMar 24, 82Jun 12, 84[A01B]
4365674 Tandem disc row markerExpiredFeb 02, 81Dec 28, 82[A01B]
4228860 Apparatus for synchronizing the steering disc and row follower means of a row crop implementExpiredSep 29, 78Oct 21, 80[A01B]
4184551 Steering device for row crop cultivatorExpiredNov 16, 77Jan 22, 80[A01B]

Top Inventors for This Owner

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