Inventor

SUGISAWA KUNIO

JP7 patents

Patents

7 patents

US4755275AJul 5, 1988

Electrical insulating oil

NIPPON PETROCHEMICALS CO LTD11 citations72

US4692270ASep 8, 1987

Surface active agent

NIPPON PETROCHEMICALS CO LTD12 citations72

US5866514AFeb 2, 1999

Pesticidal composition to noxious organisms

NIPPON PETROCHEMICALS CO LTD14 citations66

US5384684AJan 24, 1995

Metallized plastic film capacitor

NIPPON PETROCHEMICALS CO LTD3 citations61

US4735703AApr 5, 1988

Method of increasing the concentration of straight chain paraffin material

NIPPON PETROCHEMICALS CO LTD4 citations61

US5719742AFeb 17, 1998

Metallized plastic film capacitor

NIPPON PETROCHEMICALS CO LTD4 citations60

US5241997ASep 7, 1993

Apparatus and method for filling and impregnating capacitors with a capacitor oil

NIPPON PETROCHEMICALS CO LTD1 citations46