Inventor · Bartlesville, OK, US

Nathan E. Stacy

23Patents
16h-index
22Co-inventors
81Inventor score

Filing activity: Nov 30, 1992 → Apr 15, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5290875A Conjugated diene/monovinylarene block copolymers with multiple tapered blocks Chemistry; Metallurgy 79 Expired
US5436298A Block copolymers of monovinylarenes and conjugated dienes and preparation thereof Chemistry; Metallurgy 73 Expired
US5399628A Block copolymers of monovinylarenes and conjugated dienes containing two interior tapered blocks Chemistry; Metallurgy 64 Expired
US5438103A Block copolymers of monovinylaromatic and conjugated diene monomers Chemistry; Metallurgy 59 Expired
US6420486B1 Conjugated diene/monovinylarene block copolymers, methods for preparing same, and polymer blends Chemistry; Metallurgy 57 Expired
US6096828A Conjugated diene/monovinylarene block copolymers, methods for preparing same, and polymer blends Chemistry; Metallurgy 49 Expired
US5545690A Tapered block copolymers of monovinylarenes and conjugated dienes Chemistry; Metallurgy 43 Expired
US5910546A Tapered block copolymers of monivinylarenes and conjugated dienes Chemistry; Metallurgy 41 Expired
US6265485A Tapered block copolymers of monovinylarenes and conjugated dienes Chemistry; Metallurgy 40 Expired
US6265484A Tapered block copolymers of monovinylarenes and conjugated dienes Chemistry; Metallurgy 30 Expired
US5522497A Combined toothpaste holder and vented toothbrush container Human Necessities 28 Expired
US5705569A Block copolymers of monovinylarenes and conjugated dienes and preparation thereof Chemistry; Metallurgy 27 Expired
US7037980B2 Monovinylarene/conjugated diene copolymers having lower glass transition temperatures Emerging Cross-Sectional Technologies 23 Expired
US6444755B1 Conjugated diene/monovinylarene block copolymers blends Chemistry; Metallurgy 20 Expired
US6835778B2 Conjugated diene/monovinylarene block copolymers blends Chemistry; Metallurgy 19 Expired
US6730637B1 Reducing fluid loss in a drilling fluid Chemistry; Metallurgy 17 Expired
US5587425A Blends of copolymers of monovinylarenes and conjugated dienes containing two interior tapered blocks Chemistry; Metallurgy 16 Expired
US5393838A Conjugated diene/monovinylarene block copolymers with multiple tapered blocks Chemistry; Metallurgy 13 Expired
US5422389A Method for stabilizing monovinylarene/conjugated diene copolymers and a method for preparing a stabilizing mixture Chemistry; Metallurgy 11 Expired
US8415429B2 Styrene butadiene block copolymers for film applications Chemistry; Metallurgy 9 Active
US9040628B2 Styrene butadiene block copolymers for film applications Chemistry; Metallurgy 8 Active
US5384349A Conjugated diene/monovinylarene copolymers and preparation thereof Chemistry; Metallurgy 3 Expired
US9550869B2 Styrene butadiene block copolymers for film applications Chemistry; Metallurgy 1 Active

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