Inventor · Kingsport, TN, US

Robert Joseph Maleski

19Patents
3h-index
31Co-inventors
60Inventor score

Filing activity: Apr 29, 1981 → Mar 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4447624A Preparation of thiophenes Chemistry; Metallurgy 7 Expired
US10640577B2 Regioselectively substituted cellulose esters and films made therefrom Physics 5 Active
US4346161A Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof Physics 5 Expired
US6255538A Process for the C-alkylation of aromatic hydroxyl compounds Chemistry; Metallurgy 3 Expired
US11034776B2 Regioselectively substituted cellulose esters and films made therefrom Physics 2 Active
US10759872B2 Regioselectively substituted cellulose esters and films made therefrom Physics 2 Active
US4396546A Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof Chemistry; Metallurgy 2 Expired
US4385104A Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof Physics 1 Expired
US5663434A Process for preparing N-(3-amino-4-chlorophenyl) acylamides Chemistry; Metallurgy 1 Expired
US5250741A Process for the preparation of 5-alkoxy-2-nitroso phenols Chemistry; Metallurgy 0 Expired
US11703158B2 High strength multi-use hose Performing Operations; Transporting 0 Active
US7989572B2 Polyvinyl ultraviolet light absorbers for personal care Chemistry; Metallurgy 0 Active
US6034276A Process for preparing 1-chloro-2,4-diaminobenzene Chemistry; Metallurgy 0 Expired
US6670510B2 Process for preparing 2,5-dimethoxy benzaldehyde Chemistry; Metallurgy 0 Expired
US11643477B2 Regioselectively substituted cellulose esters and films made therefrom Physics 0 Active
US6509500B2 Continuous preparation of incorporated photographic amides Chemistry; Metallurgy 0 Expired
US6353140B1 Process for the purification of cyclopropanecarboxaldehyde Chemistry; Metallurgy 0 Expired
US9334229B2 Hydroxytyrosol derivatives, their method of preparation and use in personal care Chemistry; Metallurgy 0 Active
US12006376B2 Regioselectively substituted cellulose esters and films made therefrom Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.