Inventor · Vandergrift, PA, US

Larry F. Wieserman

35Patents
15h-index
48Co-inventors
77Inventor score

Filing activity: Mar 9, 1987 → Aug 4, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US5277788A Twice-anodized aluminum article having an organo-phosphorus monolayer and process for making the article Chemistry; Metallurgy 46 Expired
US4904634A Active material useful as adsorbent comprising metal oxide/hydroxide surfaces reacted with one or more phosphorous-containing materials having selected organic radicals attached thereto Performing Operations; Transporting 45 Expired
US4994429A Active material useful as adsorbent comprising metal oxide/hydroxide particles reacted with phosphorus-containing organic acid group of organic compound having unreacted acid group Performing Operations; Transporting 41 Expired
US4788176A Adsorbent comprising metal oxide/hydroxide particles reacted with one or more phosphorous-containing materials having selected organic radicals attached thereto Performing Operations; Transporting 41 Expired
US4929589A Metal oxide/hydroxide particles coated with phosphate esters Emerging Cross-Sectional Technologies 35 Expired
US5126210A Anodic phosphonic/phosphinic acid duplex coating on valve metal surface Emerging Cross-Sectional Technologies 28 Expired
US5103550A Method of making a food or beverage container Emerging Cross-Sectional Technologies 28 Expired
US5371050A Aluminum phosphate bonded fiber reinforced composite material containing metal coated fibers Emerging Cross-Sectional Technologies 25 Expired
US5059258A Phosphonic/phosphinic acid bonded to aluminum hydroxide layer Chemistry; Metallurgy 24 Expired
US4781982A Surface treating mineral particles to reduce halide adsorption Emerging Cross-Sectional Technologies 20 Expired
US5032237A Anodic phosphonic/phosphinic acid duplex coating on valve metal surface Chemistry; Metallurgy 19 Expired
US4983566A Surface-modified adsorbent comprising metal oxide/hydroxide particles reacted with one or more perfluorinated organic acids Emerging Cross-Sectional Technologies 17 Expired
US5131987A Process for making an adhesively bonded aluminum article Emerging Cross-Sectional Technologies 16 Expired
US4962073A Surface treated porous ceramic membranes and method of making same Performing Operations; Transporting 16 Expired
US5132181A Phosphonic/phosphinic acid bonded to aluminum hydroxide layer Emerging Cross-Sectional Technologies 15 Expired
US5209838A Purification of an oil-containing liquid using a surface treated permeable inorganic membrane Performing Operations; Transporting 14 Expired
US5124022A Electrolytic capacitor and method of making same Emerging Cross-Sectional Technologies 14 Expired
US4957890A Surface treated permeable inorganic membranes and method of making same Performing Operations; Transporting 14 Expired
US5238715A Food or beverage container or container panel Emerging Cross-Sectional Technologies 13 Expired
US4786628A Chromatographic packings comprising metal oxide/hydroxide reacted with phosphonic acid Performing Operations; Transporting 13 Expired
US5102507A Method of making an anodic phosphate ester duplex coating on a valve metal surface Chemistry; Metallurgy 13 Expired
US5988066A Process of making lithographic sheet material for laser imaging Performing Operations; Transporting 12 Expired
US4871711A Active material produced from metal oxide/hydroxide particles and phosphate esters Emerging Cross-Sectional Technologies 11 Expired
US6881491B2 Protective fluoride coatings for aluminum alloy articles Emerging Cross-Sectional Technologies 10 Expired
US5037795A Chromatographic packing material comprising extended area metal oxide/hydroxide particles with a layer of a phosphorus-containing material thereon Performing Operations; Transporting 10 Expired

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