Inventor
YOKOYAMA NOBUO
13 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA NOBUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON OIL CO LTD
10 patentsUS4468254AAug 28, 1984
Wax emulsion
NIPPON OIL CO LTD100 citations95
US5015404AMay 14, 1991
Oil composition containing hydrogenated oil
NIPPON OIL CO LTD29 citations92
US4339276AJul 13, 1982
Wax emulsion
NIPPON OIL CO LTD41 citations91
US4598019AJul 1, 1986
Method for surface treatment of powdery and granular material stored in open air
NIPPON OIL CO LTD19 citations81
US4770802ASep 13, 1988
Lubricating oil compositions
NIPPON OIL CO LTD21 citations78
US4442140AApr 10, 1984
Aqueous composition for the protection of paint surfaces
NIPPON OIL CO LTD8 citations73
US4218252AAug 19, 1980
Ink compositions for carbon paper
NIPPON OIL CO LTD8 citations73
US4071581AJan 31, 1978
Process for preparing modified polyolefin waxes
NIPPON OIL CO LTD17 citations73
US4218263AAug 19, 1980
Process for preparing oxygen-containing waxes
NIPPON OIL CO LTD18 citations72
US4803013AFeb 7, 1989
Halogenated naphthalene derivatives
NIPPON OIL CO LTD3 citations62