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Compositionally graded sintered alloy and method of producing the same Grant 7,070,643 - Kobayashi July 4, 2 | 2006-07-04 |
Coated cutting tool and method for producing the same Grant 6,824,823 - Kodama , et al. November 30, 2 | 2004-11-30 |
Compositionally graded sintered alloy and method of producing the same App 20040187639 - Kobayashi, Masaki | 2004-09-30 |
Hard alloy and W-based composite carbide powder used as starting material App 20040079191 - Kobayashi, Masaki | 2004-04-29 |
Process for producing coated cemented carbide excellent in peel strength Grant 6,723,389 - Kobayashi , et al. April 20, 2 | 2004-04-20 |
Coated cutting tool and method for producing the same App 20040028923 - Kodama, Hiroyuki ;   et al. | 2004-02-12 |
Coated cutting tool and method for producing the same Grant 6,627,335 - Kodama , et al. September 30, 2 | 2003-09-30 |
Surface coated sintered alloy member App 20030022029 - Kidama, Hiroyuki ;   et al. | 2003-01-30 |
Coated cemented carbide excellent in peel strength and process for producing the same App 20020081464 - Kobayashi, Masaki ;   et al. | 2002-06-27 |
Coated cutting tool and method for producing the same App 20010036388 - Kodama, Hiroyuki ;   et al. | 2001-11-01 |
Plate-crystalline tungsten carbide-containing hard alloy, composition for forming plate-crystalline tungsten carbide and process for preparing said hard alloy Grant 5,993,506 - Kobayashi , et al. November 30, 1 | 1999-11-30 |
Hard sintered alloy having fine pores and process for preparing the same Grant 5,411,571 - Kobayashi , et al. May 2, 1 | 1995-05-02 |
Reamer Grant 5,238,335 - Nomura August 24, 1 | 1993-08-24 |
Wet friction material Grant 5,127,949 - Nakazawa , et al. July 7, 1 | 1992-07-07 |
Surface refined sintered alloy and process for producing the same and coated surface refined sintered alloy comprising rigid film coated on the alloy Grant 4,963,321 - Saitoh , et al. October 16, 1 | 1990-10-16 |
Super abrasive grinding tool element and grinding tool Grant 4,949,511 - Endo , et al. August 21, 1 | 1990-08-21 |
Surface-refined sintered alloy body and method for making the same Grant 4,830,930 - Taniguchi , et al. May 16, 1 | 1989-05-16 |
Method of producing cubic boron nitride coated material Grant 4,762,729 - Hirano , et al. August 9, 1 | 1988-08-09 |
Cubic boron nitride coated material and producing method of the same Grant 4,731,303 - Hirano , et al. March 15, 1 | 1988-03-15 |
Drill bit Grant 4,687,388 - Yokota , et al. August 18, 1 | 1987-08-18 |
Silicon nitride sintered body and method for preparing the same Grant 4,609,633 - Fukuhara , et al. September 2, 1 | 1986-09-02 |
Drilling tool Grant 4,591,303 - Sato , et al. May 27, 1 | 1986-05-27 |