Inventor

UCHINO YOSHITSUGU

JP12 patents

Patents

12 patents

US6689178B2Feb 10, 2004

Cerium based abrasive material and method for producing cerium based abrasive material

MITSUI MINING & SMELTING CO22 citations90

US6562092B1May 13, 2003

Cerium based abrasive material, raw material thereof and method for their preparation

MITSUI MINING & SMELTING CO19 citations90

US6901684B2Jun 7, 2005

Method for producing cerium-based abrasive and cerium-based abrasive produced thereby

MITSUI MINING & SMELTING CO26 citations89

US6824578B2Nov 30, 2004

Abrasive material

MITSUI MINING & SMELTING CO14 citations81

US6800268B2Oct 5, 2004

Method for producing potassium fluoroniobate crystals and potassium fluoroniobate crystals

MITSUI MINING & SMELTING CO10 citations73

US6585787B2Jul 1, 2003

Cerium based abrasive material

MITSUI MINING & SMELTING CO12 citations72

US6905527B2Jun 14, 2005

Method of manufacturing cerium-based polishing agent

MITSUI MINING & SMELTING CO10 citations71

US6764669B2Jul 20, 2004

Method for producing fluorinated potassium tantalate crystal

MITSUI MINING & SMELTING CO8 citations70

US6776811B2Aug 17, 2004

Cerium based abrasive material, method of quality examination thereof, and method of production thereof

MITSUI MINING & SMELTING CO4 citations61

US6843816B2Jan 18, 2005

Cerium-based abrasive material and method for preparation thereof

MITSUI MINING & SMELTING CO4 citations58

US6979434B2Dec 27, 2005

Method for producing potassium fluorotantalate crystal being low in oxygen content and method for producing potassium fluoroniobate crystal being low in oxygen content, potassium fluorotantalate crystal being low in oxygen content and potassium fluoroniobate crystal

MITSUI MINING & SMELTING CO0 citations51

US6893477B2May 17, 2005

Cerium-based abrasive material slurry and method for producing cerium-based abrasive material slurry

MITSUI MINING & SMELTING CO1 citations49