Patent assignee · DE · COMPANY

Claas oHG

91Patents
0Active
91Granted
37Portfolio score

Filing activity: May 23, 1980 → Jul 22, 1999

Most-cited patents

PatentTitleAreaCited byStatus
US5978720A Agricultural machine, especially combine harvester, with multi-processor guide system Human Necessities 97 Expired
US4580398A Apparatus and method for rolling and wrapping a cylindrical bale of crops Emerging Cross-Sectional Technologies 56 Expired
US5024631A Combine harvester Human Necessities 39 Expired
US6282476A Agricultural machine, in particular a combine harvester and thresher, with multi-processor master unit Human Necessities 38 Expired
US5156577A Hydrostatic split-type power transmission Mechanical Engineering; Lighting; Heating 36 Expired
US4569439A Round bales of agricultural blade crops Textiles; Paper 33 Expired
US4665685A Cutting trough unit for agricultural machines with flexible cutting mechanism Human Necessities 32 Expired
US4903470A Self-propelling harvester thresher with two-part cutting mechanism Human Necessities 31 Expired
US4736753A Arrangement for uniform distribution of agricultural products in self-propelled harvester threshers, and harvester thresher provided therewith Human Necessities 31 Expired
USD348678S Vehicle cab General 31 Expired
US4355647A Device for distributing screen material Performing Operations; Transporting 30 Expired
US4427090A Agricultural machine with displaceable cabin Performing Operations; Transporting 27 Expired
US5351558A Device for measuring bulk flow Physics 25 Expired
US4598718A Arrangement for uniform distribution of agricultural products in self-propelled harvester threshers and harvester thresher provided therewith Human Necessities 25 Expired
US4656812A Method of producing round bales of agricultural products Human Necessities 24 Expired
US4499714A Method of baling, and baling press Human Necessities 24 Expired
US4563854A Round baler for forming bales of agricultural products Emerging Cross-Sectional Technologies 23 Expired
US4599844A Large baling press for agricultural products Human Necessities 23 Expired
US4875331A Product receiving arrangement for agricultural machines, especially for self-propelling harvester threshers Human Necessities 22 Expired
US4686812A Rotational sphere press for agricultural grain stem products Human Necessities 22 Expired
US4446682A Agricultural attachment for harvesting agricultural products arranged in rows Human Necessities 21 Expired
US4703605A Bale, baling press and method of baling Human Necessities 21 Expired
US4597241A Large baling press for agricultural products Human Necessities 20 Expired
US4470244A Feeding device for a sugar cane harvester Human Necessities 20 Expired
US4421188A Self-propelled multiple-purpose agricultural machine with displaceable driver's cabin Performing Operations; Transporting 19 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.