Inventor · Murrysville, PA, US

Peter Borden Mackenzie

87Patents
14h-index
68Co-inventors
87Inventor score

Filing activity: Aug 28, 1980 → Mar 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7279704B2 Complexes with tridentate ligands Electricity 1,319 Expired
US7445855B2 Cationic metal-carbene complexes Emerging Cross-Sectional Technologies 808 Active
US6545108B1 Catalysts containing N-pyrrolyl substituted nitrogen donors Chemistry; Metallurgy 51 Expired
US6103658A Olefin polymerization catalysts containing group 8-10 transition metals, processes employing such catalysts and polymers obtained therefrom Chemistry; Metallurgy 47 Expired
US9051344B2 Stability OLED materials and devices Emerging Cross-Sectional Technologies 41 Active
US8142909B2 Blue phosphorescent imidazophenanthridine materials Emerging Cross-Sectional Technologies 38 Active
US6559091B1 Catalysts containing N-pyrrolyl substituted nitrogen donors Chemistry; Metallurgy 35 Expired
US6281303A Olefin oligomerization and polymerization catalysts Chemistry; Metallurgy 34 Expired
US4604055A Lip-hung retort furnace Mechanical Engineering; Lighting; Heating 29 Expired
US7655323B2 OLEDs utilizing macrocyclic ligand systems Emerging Cross-Sectional Technologies 26 Active
US7601436B2 Carbene metal complexes as OLED materials Emerging Cross-Sectional Technologies 22 Active
US8729253B2 Cellulose ester optical films Physics 18 Active
US6660677B1 Supported group 8-10 transition metal olefin polymerization catalysts Chemistry; Metallurgy 18 Expired
US7915415B2 Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands and isoelectronic and benzannulated analogs thereof Electricity 17 Active
US4310300A Furnace for porcelain enameling Mechanical Engineering; Lighting; Heating 14 Expired
US6174976A Neutral nickel complexes for olefin polymerization Chemistry; Metallurgy 13 Expired
US7902374B2 Stability OLED materials and devices Emerging Cross-Sectional Technologies 13 Active
US6090900A Polymers containing functionalized olefin monomers Chemistry; Metallurgy 11 Expired
US9548462B2 Organic electroluminescent materials and devices Electricity 11 Active
US6200925A Catalyst compositions for the polymerization of olefins Chemistry; Metallurgy 11 Expired
US6117959A Polyolefin catalysts Chemistry; Metallurgy 11 Expired
US6822062B2 Supported group 8-10 transition metal olefin polymerization catalysts Chemistry; Metallurgy 10 Expired
US6620896B1 Mixed olefin polymerization catalysts, processes employing such catalysts, and polymers obtained therefrom Chemistry; Metallurgy 10 Expired
US5608034A Polyether polymers derived from 3,4-epoxy-1-butene Chemistry; Metallurgy 9 Expired
US8691988B2 Metal complexes of cyclometallated imidazo (1,2-f) phenanthridine (1,2-a:1′, 2′-c),quinazoline ligands and isoelectronic and benzannulated analogs thereof Electricity 9 Active

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