Inventor · Krefeld, DE

Artur Botta

26Patents
7h-index
30Co-inventors
69Inventor score

Filing activity: Jun 27, 1973 → Nov 22, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4000079A Anticorrosives Chemistry; Metallurgy 32 Expired
US5338861A Process for the preparation of N-substituted lactams Emerging Cross-Sectional Technologies 21 Expired
US4960943A Process for the preparation of phenylketones etherified in the 4-position Chemistry; Metallurgy 12 Expired
US4278791A Benzimidazolyl-2-alkane-phosphonic acids Chemistry; Metallurgy 9 Expired
US4328330A Process for the production of polyureas Chemistry; Metallurgy 8 Expired
US4325739A Magnetic metal and alloy pigments Emerging Cross-Sectional Technologies 8 Expired
US3950367A Preparation of N-chloroformyl-carbamic acid amides and esters Chemistry; Metallurgy 7 Expired
US5059391A Use of polyaralkylamines as corrosion inhibitors Chemistry; Metallurgy 7 Expired
US5084544A Cold setting reaction resin mixture and use thereof Chemistry; Metallurgy 6 Expired
US4879368A Oligobenzylated hydroxycarboxylic acid derivative Performing Operations; Transporting 6 Expired
US4950817A Process for the preparation of 4,4'-dihalobiphenyls Chemistry; Metallurgy 5 Expired
US4431795A Copolymers of cyclic carbonic acid esters and lactams and their production Chemistry; Metallurgy 4 Expired
US4377670A Copolymers based on aliphatic polycarbonates and lactams Chemistry; Metallurgy 3 Expired
US4001318A Preparation of N-chloroformyl-carbamic acid amides and esters Chemistry; Metallurgy 3 Expired
US3972890A Process for preparing a 2(.omega.-aminoalkyl)-1,3-heterocyclic compounds Chemistry; Metallurgy 3 Expired
US5024987A Recording material Performing Operations; Transporting 3 Expired
US5053565A Process for the preparation of p-chlorotoluene Chemistry; Metallurgy 2 Expired
US5053566A Process for the preparation of oligophenyls dihalogenated in the 4,4'-position Chemistry; Metallurgy 2 Expired
US4094811A Process for the preparation of silver dispersions for filter layers and antihalation layers Physics 2 Expired
US4902830A Polyaralkylated hydroxybenzamides, process for their preparation and their use Chemistry; Metallurgy 1 Expired
US4209583A Corrosion preventative for two-bath stabilizer baths Physics 1 Expired
US4104194A Method for protecting metal from erosion Chemistry; Metallurgy 1 Expired
US4468392A Sulphinyl- and sulphonyl-azacycloheptan-2-ones, and their use as feed additives Human Necessities 0 Expired
US5723694A Process for preparing monomethylated or dimethylated phenols Chemistry; Metallurgy 0 Expired
US4003907A .DELTA..sup.1 -1-Azacycloalkene-2-carboxylic acids and their production Chemistry; Metallurgy 0 Expired

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