Patent assignee · US · COMPANY

Chevron Corporation

25Patents
8Active
25Granted
41Portfolio score

Filing activity: Oct 4, 1985 → Mar 18, 2011 · 8 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6032733A Cable head Fixed Constructions 63 Expired
US4704493A Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (II-A) Emerging Cross-Sectional Technologies 56 Expired
US5128866A Pore pressure prediction method Fixed Constructions 50 Expired
US5061147A Vehicle carrier with wheel lift Performing Operations; Transporting 49 Expired
US5660234A Shallow flow wellhead system Fixed Constructions 40 Expired
US7357904B2 Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-74 Performing Operations; Transporting 33 Active
US5110487A Enhanced oil recovery method using surfactant compositions for improved oil mobility Emerging Cross-Sectional Technologies 29 Expired
US7348295B2 Gas separation using molecular sieve SSZ-74 Emerging Cross-Sectional Technologies 29 Active
US4929142A Vehicle carrier with wheel lift Performing Operations; Transporting 28 Expired
US4927315A Vehicle lifting and towing apparatus Performing Operations; Transporting 20 Expired
US6323381A Manufacture of high purity benzene and para-rich xylenes by combining aromatization and selective disproportionation of impure toluene Chemistry; Metallurgy 16 Expired
USD668803S1 Flashlight General 14 Active
USD651497S1 Chain saw General 12 Expired
US7374658B2 Medium speed diesel engine oil Chemistry; Metallurgy 12 Active
US7861601B2 Measurement of liquid flow in porous media by tracer dilution without continuous mixing Fixed Constructions 12 Active
USD636244S1 Sander General 11 Expired
US5628609A Wheel lift vehicle lifting and towing device Emerging Cross-Sectional Technologies 10 Expired
US5082988A Isomerization catalyst and process for its use Emerging Cross-Sectional Technologies 9 Expired
US6281406A Adsorption process for paraxylene purifacation using Cs SSZ-25 adsorbent with benzene desorbent Chemistry; Metallurgy 9 Expired
US4875822A Quick-couple L-bar sleeve assembly for wheel lift Performing Operations; Transporting 7 Expired
US5692871A Wheel lift towing device Performing Operations; Transporting 7 Expired
US7441760B2 Work table Mechanical Engineering; Lighting; Heating 6 Active
US7493701B2 Self-leveling laser apparatus and a method for controlling the same Emerging Cross-Sectional Technologies 5 Active
US4960443A Process for separation of hydrocarbon vapors and apparatus therefor Performing Operations; Transporting 4 Expired
US7554651B2 Laser distance finder Physics 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.