Patent assignee · SE · COMPANY

SANDVIK AB

694Patents
0Active
694Granted
45Portfolio score

Filing activity: Apr 3, 1978 → Aug 20, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US5154245A Diamond rock tools for percussive and rotary crushing rock drilling Fixed Constructions 415 Expired
US5417475A Tool comprised of a holder body and a hard insert and method of using same Fixed Constructions 176 Expired
US5837071A Diamond coated cutting tool insert and method of making same Fixed Constructions 152 Expired
US5064004A Drill rod for percussion drilling Fixed Constructions 149 Expired
US5264283A Diamond tools for rock drilling, metal cutting and wear part applications Emerging Cross-Sectional Technologies 147 Expired
US6113195A Rotatable cutting bit and bit washer therefor Mechanical Engineering; Lighting; Heating 143 Expired
US5718948A Cemented carbide body for rock drilling mineral cutting and highway engineering Emerging Cross-Sectional Technologies 143 Expired
US5217081A Tools for cutting rock drilling Chemistry; Metallurgy 141 Expired
US4951762A Drill bit with cemented carbide inserts Performing Operations; Transporting 136 Expired
US5624068A Diamond tools for rock drilling, metal cutting and wear part applications Emerging Cross-Sectional Technologies 122 Expired
US5484468A Cemented carbide with binder phase enriched surface zone and enhanced edge toughness behavior and process for making same Performing Operations; Transporting 117 Expired
US5335738A Tools for percussive and rotary crushing rock drilling provided with a diamond layer Fixed Constructions 113 Expired
US6709065B2 Rotary cutting bit with material-deflecting ledge Performing Operations; Transporting 110 Expired
US6051079A Diamond coated cutting tool insert Fixed Constructions 108 Expired
US5496638A Diamond tools for rock drilling, metal cutting and wear part applications Emerging Cross-Sectional Technologies 107 Expired
US5794728A Percussion rock drill bit Fixed Constructions 104 Expired
US5856626A Cemented carbide body with increased wear resistance Fixed Constructions 104 Expired
US5112165A Tool for cutting solid material Emerging Cross-Sectional Technologies 101 Expired
US5810518A Fastening arrangement for cutting inserts and a cutting insert intended for such an arrangement Emerging Cross-Sectional Technologies 95 Expired
US6214287A Method of making a submicron cemented carbide with increased toughness Performing Operations; Transporting 92 Expired
US5947215A Diamond enhanced rock drill bit for percussive drilling Fixed Constructions 89 Expired
US6228139A Fine-grained WC-Co cemented carbide Performing Operations; Transporting 87 Expired
US6086980A Metal working drill/endmill blank and its method of manufacture Emerging Cross-Sectional Technologies 85 Expired
US5863640A Coated cutting insert and method of manufacture thereof Emerging Cross-Sectional Technologies 82 Expired
US5333520A Method of making a cemented carbide body for tools and wear parts Emerging Cross-Sectional Technologies 81 Expired

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