Inventor
HAYASHI SHOZO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI SHOZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON PETROCHEMICALS CO LTD
13 patentsUS4618914AOct 21, 1986
Electrical insulating oil and oil-filled electrical appliances
NIPPON PETROCHEMICALS CO LTD280 citations99
US4543207ASep 24, 1985
Electrical insulating oil and oil-filled electrical appliances
NIPPON PETROCHEMICALS CO LTD76 citations96
US4734824AMar 29, 1988
Electrical insulating oil and electrical appliances impregnated with the same
NIPPON PETROCHEMICALS CO LTD35 citations92
US4681980AJul 21, 1987
Method for improving an electrical insulating hydrocarbon
NIPPON PETROCHEMICALS CO LTD32 citations92
US4621302ANov 4, 1986
Electrical insulating oil and electrical appliances impregnated with the same
NIPPON PETROCHEMICALS CO LTD44 citations92
US4549034AOct 22, 1985
Refined electrical insulating oil and oil-filled electrical appliances
NIPPON PETROCHEMICALS CO LTD39 citations92
US4493943AJan 15, 1985
Electrical insulating oil and oil-filled electrical appliances
NIPPON PETROCHEMICALS CO LTD41 citations92
US4506107AMar 19, 1985
Electrical insulating oil and oil-filled electrical appliances
NIPPON PETROCHEMICALS CO LTD16 citations74
US6207866B1Mar 27, 2001
Method for producing diarylmethane or its derivatives
NIPPON PETROCHEMICALS CO LTD8 citations70
US5384684AJan 24, 1995
Metallized plastic film capacitor
NIPPON PETROCHEMICALS CO LTD3 citations61
US5241997ASep 7, 1993
Apparatus and method for filling and impregnating capacitors with a capacitor oil
NIPPON PETROCHEMICALS CO LTD1 citations46
US6350930B1Feb 26, 2002
Method for producing aromatic compound
NIPPON PETROCHEMICALS CO LTD0 citations41
US6255549B1Jul 3, 2001
Method for producing low bromine number fraction
NIPPON PETROCHEMICALS CO LTD0 citations41