Assignee
NIPPON OIL CO LTD
JP·655 granted patents·13,163 citations·filing 1973–2000
Top patents by PatentIndex Score
655 records- 0199US4524064AWound-covering materialsNIPPON OIL CO LTD·Filed 1983·Granted Jun 18, 1985·244 cites·5 claims
- 0298US4664857AProcess for preparing a hydrogelNIPPON OIL CO LTD·Filed 1985·Granted May 12, 1987·174 cites·12 claims
- 0397US5744430AEngine oil compositionNIPPON OIL CO LTD·Filed 1996·Granted Apr 28, 1998·123 cites·11 claims
- 0497US4472542AFreeze-dried polyvinyl alcohol gelNIPPON OIL CO LTD·Filed 1983·Granted Sep 18, 1984·144 cites·10 claims
- 0596US4530220ADeformable bag for use as cooling mediumNIPPON OIL CO LTD·Filed 1984·Granted Jul 23, 1985·121 cites·17 claims
- 0696US4468254AWax emulsionNIPPON OIL CO LTD·Filed 1983·Granted Aug 28, 1984·100 cites·3 claims
- 0796US4124550AClay pigeonNIPPON OIL CO LTD·Filed 1976·Granted Nov 7, 1978·96 cites·3 claims
- 0895US5091133AContinuous production process of high-strength and high-modulus polyolefin materialNIPPON OIL CO LTD·Filed 1989·Granted Feb 25, 1992·106 cites·36 claims
- 0995US4948525ALubricating oil compositions for refrigeratorsNIPPON OIL CO LTD·Filed 1989·Granted Aug 14, 1990·88 cites·7 claims
- 1094US4412042AProcess for preparing polyolefins cross-linked by silane linkageNIPPON OIL CO LTD·Filed 1982·Granted Oct 25, 1983·66 cites·18 claims
- 1194US4100238AProcess for producing permeable membranesNIPPON OIL CO LTD·Filed 1976·Granted Jul 11, 1978·83 cites·4 claims
- 1293US5702657AMethod for the continuous production of a polyethylene material having high strength and high modulus of elasticityNIPPON OIL CO LTD·Filed 1995·Granted Dec 30, 1997·115 cites·25 claims
- 1393US5607839ABacteria belonging to new genus process for production of carotenoids using sameNIPPON OIL CO LTD·Filed 1994·Granted Mar 4, 1997·87 cites·1 claims
- 1493US5578373ASplit polyethylene stretched material and process for producing the sameNIPPON OIL CO LTD·Filed 1994·Granted Nov 26, 1996·125 cites·14 claims
- 1593US4359379AProcess for fluid catalytic cracking of distillation residual oilsNIPPON OIL CO LTD·Filed 1980·Granted Nov 16, 1982·65 cites·9 claims
- 1693US4267064ARefrigeration lubricating oil compositionsNIPPON OIL CO LTD·Filed 1979·Granted May 12, 1981·97 cites·5 claims
- 1792US5411672ALubrication oil compositionNIPPON OIL CO LTD·Filed 1993·Granted May 2, 1995·56 cites·8 claims
- 1892US5346724AOil and fat composition for lubricating food processing machines and use thereofNIPPON OIL CO LTD·Filed 1993·Granted Sep 13, 1994·65 cites·19 claims
- 1992US5262076ASynthetic lubricating oilsNIPPON OIL CO LTD·Filed 1991·Granted Nov 16, 1993·55 cites·19 claims
- 2092US4962167AProcess for preparing ultra-high molecular weight polyethyleneNIPPON OIL CO LTD·Filed 1988·Granted Oct 9, 1990·62 cites·9 claims
- 2192US4414369AContinuous process for the preparation of polyolefins having widely distributed molecular weightsNIPPON OIL CO LTD·Filed 1980·Granted Nov 8, 1983·65 cites·13 claims
- 2292US4085265AProcess for isomerization of lower polymers of butadieneNIPPON OIL CO LTD·Filed 1976·Granted Apr 18, 1978·42 cites·6 claims
- 2391US5304622AProcess for producing polysilanesNIPPON OIL CO LTD·Filed 1992·Granted Apr 19, 1994·55 cites·2 claims
- 2491US5045356AProcess for producing carbon/carbon composite having oxidation resistanceNIPPON OIL CO LTD·Filed 1989·Granted Sep 3, 1991·56 cites·4 claims
- 2591US4925603AProcess for the preparation of gel for use as cooling mediumNIPPON OIL CO LTD·Filed 1987·Granted May 15, 1990·61 cites·17 claims
- 2691US4861746ACatalyst for hydrotreating heavy hydrocarbon oils and a method of preparing the catalystNIPPON OIL CO LTD·Filed 1988·Granted Aug 29, 1989·61 cites·5 claims
- 2791US4714794ASynthetic oilsNIPPON OIL CO LTD·Filed 1987·Granted Dec 22, 1987·59 cites·12 claims
- 2891US4248726AHigh-viscosity refrigerator oil compositionsNIPPON OIL CO LTD·Filed 1978·Granted Feb 3, 1981·81 cites·7 claims
- 2991US4197148AProcess for producing a permeable membraneNIPPON OIL CO LTD·Filed 1977·Granted Apr 8, 1980·56 cites·15 claims
- 3090US5951850AProcess for fluid catalytic cracking of heavy fraction oilNIPPON OIL CO LTD·Filed 1997·Granted Sep 14, 1999·82 cites·12 claims
- 3190US5724176ACounterelectrode for smart window and smart windowNIPPON OIL CO LTD·Filed 1995·Granted Mar 3, 1998·95 cites·3 claims
- 3290US5331071ACatalyst components for polymerization of olefinsNIPPON OIL CO LTD·Filed 1992·Granted Jul 19, 1994·44 cites·6 claims
- 3390US5231329AOrganic thin film electroluminescent deviceNIPPON OIL CO LTD·Filed 1991·Granted Jul 27, 1993·75 cites·15 claims
- 3490US5130193AFiber-reinforced composite cableNIPPON OIL CO LTD·Filed 1989·Granted Jul 14, 1992·57 cites·10 claims
- 3590US5120355AWater-repellent compositionNIPPON OIL CO LTD·Filed 1991·Granted Jun 9, 1992·87 cites·21 claims
- 3690US5106555AProcess for the continuous production of high-strength and high-modulus polyethylene materialNIPPON OIL CO LTD·Filed 1990·Granted Apr 21, 1992·78 cites·22 claims
- 3790US4808353AProcess for preparing an artificial biological membraneNIPPON OIL CO LTD·Filed 1986·Granted Feb 28, 1989·66 cites·5 claims
- 3890US4502950AProcess for the solvent deasphalting of asphaltene-containing hydrocarbonsNIPPON OIL CO LTD·Filed 1984·Granted Mar 5, 1985·59 cites·8 claims
- 3989US5200129AProcess for continuous production of polyolefin materialNIPPON OIL CO LTD·Filed 1991·Granted Apr 6, 1993·71 cites·15 claims
- 4089US5059694A3-substituted polypyrroleNIPPON OIL CO LTD·Filed 1990·Granted Oct 22, 1991·48 cites·2 claims
- 4189US4835219APolyethylene compositionNIPPON OIL CO LTD·Filed 1987·Granted May 30, 1989·54 cites·8 claims
- 4289US4388480AProcess for preparing 4-methyl-1-penteneNIPPON OIL CO LTD·Filed 1982·Granted Jun 14, 1983·29 cites·6 claims
- 4388US5912212ALubricating oil compositionNIPPON OIL CO LTD·Filed 1996·Granted Jun 15, 1999·53 cites·19 claims
- 4488US5904837AProcess for fluid catalytic cracking of oilsNIPPON OIL CO LTD·Filed 1997·Granted May 18, 1999·72 cites·10 claims
- 4588US5803210ADisk brakesNIPPON OIL CO LTD·Filed 1997·Granted Sep 8, 1998·51 cites·26 claims
- 4688US5739088AMethod of lubricating an alcohol-based fuel engine with an engine oil compositionNIPPON OIL CO LTD·Filed 1994·Granted Apr 14, 1998·46 cites·12 claims
- 4788US5026536AHydrogen production from hydrocarbonNIPPON OIL CO LTD·Filed 1989·Granted Jun 25, 1991·52 cites·17 claims
- 4888US4970012APolymeric solid electrolytes and production process thereofNIPPON OIL CO LTD·Filed 1989·Granted Nov 13, 1990·44 cites·19 claims
- 4988US4734097AMedical material of polyvinyl alcohol and process of makingNIPPON OIL CO LTD·Filed 1985·Granted Mar 29, 1988·225 cites·11 claims
- 5088US3935047AProcess for the preparation of a synthetic woodNIPPON OIL CO LTD·Filed 1974·Granted Jan 27, 1976·27 cites·8 claims
Showing the top 50 of 655 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when NIPPON OIL CO LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →