Inventor
KUROYAMA YUTAKA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KUROYAMA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON OILS & FATS CO LTD
8 patentsUS4906306AMar 6, 1990
Amorphous metal-metal composite article, a method for producing the same, and a torque sensor using the same
NIPPON OILS & FATS CO LTD23 citations91
US4837089AJun 6, 1989
High hardness composite sintered compact
NIPPON OILS & FATS CO LTD36 citations91
US5200372AApr 6, 1993
Method for production of high-pressure phase sintered article of boron nitride for use in cutting tool and sintered article produced by the method
NIPPON OILS & FATS CO LTD55 citations90
US5183362AFeb 2, 1993
Cutting tool assembly
NIPPON OILS & FATS CO LTD41 citations86
US4713871ADec 22, 1987
Method for producing amorphous alloy shaped articles
NIPPON OILS & FATS CO LTD7 citations73
US4857414AAug 15, 1989
Amorphous metal-metal composite article and a method for producing the same
NIPPON OILS & FATS CO LTD11 citations72
US4788166ANov 29, 1988
High-hardness sintered article and method for manufacture thereof
NIPPON OILS & FATS CO LTD17 citations72
US4578260AMar 25, 1986
Method for purifying diamond
NIPPON OILS & FATS CO LTD6 citations72