Inventor
NARUKAWA AKIRA
JP11 patents
Patents
11 patentsUS5257302AOct 26, 1993
Fluorescent X-ray analyzing system
NGK INSULATORS LTD48 citations91
US5757659AMay 26, 1998
Automatic analysis system
NGK INSULATORS LTD50 citations86
US4867258ASep 19, 1989
Apparatus for weighing powder materials
NGK INSULATORS LTD30 citations86
US6416889B2Jul 9, 2002
Anti-corrosion ceramic member
NGK INSULATORS LTD10 citations73
US4919342AApr 24, 1990
Method of pretreating a sample for X-ray fluorescence analysis
NGK INSULATORS LTD5 citations72
US4846292AJul 11, 1989
Apparatus for automatically measuring ignition loss
NGK INSULATORS LTD18 citations72
US5425847AJun 20, 1995
Removal method of glass adhered to sintered object
NGK INSULATORS LTD3 citations62
US4993646AFeb 19, 1991
Powdery, granular and conglomerate material treating apparatus
NGK INSULATORS LTD4 citations61
US6200516B1Mar 13, 2001
Production of corrosion-resistant ceramic members
NGK INSULATORS LTD1 citations52
US5259921ANov 9, 1993
Removal method of glass adhered to sintered object during hot isostatic pressing process
NGK INSULATORS LTD1 citations52
US5137410AAug 11, 1992
Material supply apparatus for transferring powdery, granular and conglomerated materials
NGK INSULATORS LTD0 citations51