Assignee
SHOWA SHELL SEKIYU
JP·74 granted patents·24 pending applications·1,757 citations·filing 1986–2018
Top patents by PatentIndex Score
98 records- 0195US6092669AEquipment for producing thin-film solar cellSHOWA SHELL SEKIYU·Filed 1999·Granted Jul 25, 2000·221 cites·3 claims
- 0295US6048442AMethod for producing thin-film solar cell and equipment for producing the sameSHOWA SHELL SEKIYU·Filed 1997·Granted Apr 11, 2000·233 cites·4 claims
- 0394US6040521AN-type window layer for a thin film solar cell and method of makingSHOWA SHELL SEKIYU·Filed 1997·Granted Mar 21, 2000·205 cites·6 claims
- 0493US5981868AThin-film solar cell comprising thin-film light absorbing layer of chalcopyrite multi-element compound semiconductorSHOWA SHELL SEKIYU·Filed 1997·Granted Nov 9, 1999·208 cites·8 claims
- 0589US10760020B2Heavy fuel oil C compositionSHOWA SHELL SEKIYU·Filed 2017·Granted Sep 1, 2020·11 cites·3 claims
- 0686US6258760B1Grease composition for constant velocity jointSHOWA SHELL SEKIYU·Filed 2000·Granted Jul 10, 2001·31 cites·4 claims
- 0786US5133809APhotovoltaic device and process for manufacturing the sameSHOWA SHELL SEKIYU·Filed 1990·Granted Jul 28, 1992·91 cites·6 claims
- 0885US5336623AProcess for producing integrated solar cellSHOWA SHELL SEKIYU·Filed 1993·Granted Aug 9, 1994·87 cites·3 claims
- 0985US4843183AProcess for producing lower olefinic hydrocarbons from methanolSHOWA SHELL SEKIYU·Filed 1987·Granted Jun 27, 1989·43 cites·14 claims
- 1084US7989256B2Method for manufacturing CIS-based thin film solar cellSHOWA SHELL SEKIYU·Filed 2009·Granted Aug 2, 2011·11 cites·11 claims
- 1182US5248345AIntegrated photovoltaic deviceSHOWA SHELL SEKIYU·Filed 1991·Granted Sep 28, 1993·87 cites·3 claims
- 1281US5202054ALiquid crystal compoundSHOWA SHELL SEKIYU·Filed 1991·Granted Apr 13, 1993·23 cites·3 claims
- 1380US5488266AElectro-luminescence deviceSHOWA SHELL SEKIYU·Filed 1993·Granted Jan 30, 1996·47 cites·9 claims
- 1477US5417885AAntiferroelectric liquid crystal compoundSHOWA SHELL SEKIYU·Filed 1993·Granted May 23, 1995·30 cites·13 claims
- 1576US4929760AFluorine-containing carbonyl compounds and method for preparing the sameSHOWA SHELL SEKIYU·Filed 1988·Granted May 29, 1990·19 cites·13 claims
- 1674US4704494AConversion process of aromatic hydrocarbon from low molecular paraffin hydrocarbonSHOWA SHELL SEKIYU·Filed 1987·Granted Nov 3, 1987·29 cites·11 claims
- 1769US9166085B2Method for manufacturing solar cell module provided with an edge spaceSHOWA SHELL SEKIYU·Filed 2013·Granted Oct 20, 2015·0 cites·11 claims
- 1869US9166086B2Method for manufacturing solar cell module provided with an edge spaceSHOWA SHELL SEKIYU·Filed 2013·Granted Oct 20, 2015·0 cites·8 claims
- 1967US5465091ATouch sensorSHOWA SHELL SEKIYU·Filed 1994·Granted Nov 7, 1995·21 cites·13 claims
- 2065US5110498ALiquid crystal compoundSHOWA SHELL SEKIYU·Filed 1990·Granted May 5, 1992·9 cites·8 claims
- 2163US5234755AWater absorptive and retentive flexible cloth and method for producing sameSHOWA SHELL SEKIYU·Filed 1991·Granted Aug 10, 1993·17 cites·3 claims
- 2262US7977139B2Method for manufacturing CIS based thin film solar cell deviceSHOWA SHELL SEKIYU·Filed 2007·Granted Jul 12, 2011·2 cites·20 claims
- 2362US4705907AProduction of liquid hydrocarbon from gas containing lower hydrocarbonSHOWA SHELL SEKIYU·Filed 1986·Granted Nov 10, 1987·7 cites·8 claims
- 2459US5366713AMethod of forming p-type silicon carbideSHOWA SHELL SEKIYU·Filed 1993·Granted Nov 22, 1994·20 cites·8 claims
- 2559US4992619AProcess for separating methyl substituted naphthalene by crystallization under pressureSHOWA SHELL SEKIYU·Filed 1989·Granted Feb 12, 1991·7 cites·17 claims
- 2659US2009283131A1Integrated thin-film solar cell and process for producing the sameSHOWA SHELL SEKIYU·Filed 2009·Application pending·0 cites
- 2758US5585336AGrease composition for tripod type constant velocity jointSHOWA SHELL SEKIYU·Filed 1995·Granted Dec 17, 1996·17 cites·6 claims
- 2858US5051527ALiquid crystal compounds having fluoroalkyl radicalSHOWA SHELL SEKIYU·Filed 1989·Granted Sep 24, 1991·13 cites·9 claims
- 2957US5184847ALiquid crystal compoundsSHOWA SHELL SEKIYU·Filed 1991·Granted Feb 9, 1993·13 cites·4 claims
- 3057US4973738ALiquid crystal compounds having naphthalene nucleusSHOWA SHELL SEKIYU·Filed 1989·Granted Nov 27, 1990·14 cites·5 claims
- 3156US5330563AProcess for separating a volatile organic compound from a gasSHOWA SHELL SEKIYU·Filed 1993·Granted Jul 19, 1994·28 cites·4 claims
- 3255US5207947ALiquid crystal compoundSHOWA SHELL SEKIYU·Filed 1991·Granted May 4, 1993·13 cites·3 claims
- 3355US5204020ALiquid crystal compoundsSHOWA SHELL SEKIYU·Filed 1992·Granted Apr 20, 1993·11 cites·1 claims
- 3455US5171471ADioxane liquid crystal compoundsSHOWA SHELL SEKIYU·Filed 1992·Granted Dec 15, 1992·13 cites·9 claims
- 3554US9240501B2Compound-based thin film solar cellSHOWA SHELL SEKIYU·Filed 2014·Granted Jan 19, 2016·0 cites·9 claims
- 3654US7629301B2Grease compositionSHOWA SHELL SEKIYU·Filed 2004·Granted Dec 8, 2009·2 cites·16 claims
- 3754US5194179ALiquid crystal compoundsSHOWA SHELL SEKIYU·Filed 1989·Granted Mar 16, 1993·11 cites·5 claims
- 3854US2014315348A1Thin film solar cellSHOWA SHELL SEKIYU·Filed 2012·Application pending·0 cites
- 3952US5556038AMethod for producing ultra fine particlesSHOWA SHELL SEKIYU·Filed 1994·Granted Sep 17, 1996·15 cites·9 claims
- 4050US5877129ALubricant additive and lubricating grease composition containing the sameSHOWA SHELL SEKIYU·Filed 1995·Granted Mar 2, 1999·15 cites·12 claims
- 4150US5624889ALubricating grease compositionSHOWA SHELL SEKIYU·Filed 1995·Granted Apr 29, 1997·11 cites·4 claims
- 4250US2010126581A1Solar cell moduleSHOWA SHELL SEKIYU·Filed 2008·Application pending·0 cites
- 4350US2009305920A1Lubricating compositionSHOWA SHELL SEKIYU·Filed 2007·Application pending·0 cites
- 4450US2010037945A1Black-ceramic-decorated solar cell moduleSHOWA SHELL SEKIYU·Filed 2007·Application pending·0 cites
- 4550US2009095347A1Cis based thin-film solar cell module having pattern-displaying function and process for producing the sameSHOWA SHELL SEKIYU·Filed 2007·Application pending·0 cites
- 4649US5118836AOptically active fluorine-containing 3-hydroxybutyric acid esters and process for producing the sameSHOWA SHELL SEKIYU·Filed 1990·Granted Jun 2, 1992·5 cites·12 claims
- 4749US2015059845A1Czts-based thin film solar cell and method of production of sameSHOWA SHELL SEKIYU·Filed 2012·Application pending·0 cites
- 4848US10968408B2Gasoline composition and production process thereforSHOWA SHELL SEKIYU·Filed 2017·Granted Apr 6, 2021·0 cites·3 claims
- 4948US5262086ALiquid crystal compoundsSHOWA SHELL SEKIYU·Filed 1992·Granted Nov 16, 1993·10 cites·5 claims
- 5047US5310500ALiquid crystal compoundsSHOWA SHELL SEKIYU·Filed 1992·Granted May 10, 1994·3 cites·3 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →