Saga Tekkohsho Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 144
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8899468 Friction stir welding toolJun 12, 12Dec 02, 14[B23K]
7976258 Screw and screw fastening structureJun 12, 06Jul 12, 11[F16B]
6605166 Method for manufacturing high strength bolt excellent in resistance to delayed fracture and to relaxationDec 06, 01Aug 12, 03[C21D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0187,003 High-strength bolt superior in delayed fracture and resistance and relaxation resistanceAbandonedMar 01, 05Aug 16, 07[C22C]

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