Inventor
UEMURA SEIICHI
JP34 patents
⚠️ This page may combine multiple inventors who share the name “UEMURA SEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON OIL CO LTD
33 patentsUS5045356ASep 3, 1991
Process for producing carbon/carbon composite having oxidation resistance
NIPPON OIL CO LTD56 citations95
US4575411AMar 11, 1986
Process for preparing precursor pitch for carbon fibers
NIPPON OIL CO LTD8 citations74
US4474617AOct 2, 1984
Pitch for carbon fibers
NIPPON OIL CO LTD14 citations74
US4470960ASep 11, 1984
Process for the production of pitch-derived carbon fibers
NIPPON OIL CO LTD17 citations74
US4469667ASep 4, 1984
Process for production of pitch-derived carbon fibers
NIPPON OIL CO LTD13 citations74
US4460557AJul 17, 1984
Starting pitches for carbon fibers
NIPPON OIL CO LTD14 citations74
US4391788AJul 5, 1983
Starting pitches for carbon fibers
NIPPON OIL CO LTD7 citations74
US4261878AApr 14, 1981
Tap hole mixes
NIPPON OIL CO LTD14 citations74
US5399378AMar 21, 1995
Process of manufacturing carbon fibers with high chemical stability
NIPPON OIL CO LTD9 citations73
US4656022AApr 7, 1987
Process for producing pitch carbon fibers
NIPPON OIL CO LTD7 citations73
US4397830AAug 9, 1983
Starting pitches for carbon fibers
NIPPON OIL CO LTD14 citations73
US4231857ANov 4, 1980
Process for preparing petroleum-derived binder pitch
NIPPON OIL CO LTD10 citations73
US4229221AOct 21, 1980
Method for producing refractories
NIPPON OIL CO LTD9 citations73
US5181979AJan 26, 1993
Process for preparing carbon/carbon composite
NIPPON OIL CO LTD7 citations72
US5093156AMar 3, 1992
Process for preparing carbon material
NIPPON OIL CO LTD15 citations72
US4850836AJul 25, 1989
Melt spinning apparatus
NIPPON OIL CO LTD7 citations72
US4849200AJul 18, 1989
Process for fabricating carbon/carbon composite
NIPPON OIL CO LTD14 citations72
US5622660AApr 22, 1997
Process for producing carbon fiber fabrics
NIPPON OIL CO LTD7 citations71
US4177132ADec 4, 1979
Process for the continuous production of petroleum-derived pitch
NIPPON OIL CO LTD14 citations71
US4620919ANov 4, 1986
Pitch for the production of carbon fibers
NIPPON OIL CO LTD11 citations70
US5061413AOct 29, 1991
Process for producing pitch-based carbon fibers
NIPPON OIL CO LTD6 citations63
US4788050ANov 29, 1988
Process for producing pitch-based carbon fibers
NIPPON OIL CO LTD6 citations63
US4534950AAug 13, 1985
Process for producing carbon fibers
NIPPON OIL CO LTD5 citations63
US4533535AAug 6, 1985
Starting pitches for carbon fibers
NIPPON OIL CO LTD3 citations63
US4521294AJun 4, 1985
Starting pitches for carbon fibers
NIPPON OIL CO LTD5 citations63
US4440624AApr 3, 1984
Starting pitches for carbon fibers
NIPPON OIL CO LTD3 citations63
US4574077AMar 4, 1986
Process for producing pitch based graphite fibers
NIPPON OIL CO LTD6 citations62
US4220474ASep 2, 1980
Amorphous refractory compositions
NIPPON OIL CO LTD6 citations62
US5192471AMar 9, 1993
Process for preparing carbon/carbon composite
NIPPON OIL CO LTD5 citations61
US4579645AApr 1, 1986
Starting pitch for carbon fibers
NIPPON OIL CO LTD6 citations61
US4618463AOct 21, 1986
Process for producing pitch carbon fibers
NIPPON OIL CO LTD4 citations59
US5186873AFeb 16, 1993
Process for preparing carbon/carbon composite
NIPPON OIL CO LTD5 citations58
US4490239ADec 25, 1984
Pitch for carbon fibers
NIPPON OIL CO LTD1 citations52