Inventor · Windom, MN, US

John E. Trend

18Patents
8h-index
26Co-inventors
72Inventor score

Filing activity: Aug 11, 1980 → Dec 22, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5958782A Cation-sensing composite structure and compounds for use therein Physics 45 Expired
US7556774B2 Optochemical sensor and method of making the same Physics 25 Active
US4941996A Inclusion complexes providing second harmonic generation Chemistry; Metallurgy 24 Expired
US8067110B2 Organic vapor sorbent protective device with thin-film indicator Physics 23 Active
US4478967A Photolabile blocked surfactants and compositions containing the same Emerging Cross-Sectional Technologies 16 Expired
US8409511B2 Organic chemical sensor with microporous organisilicate material Physics 13 Active
US7906223B2 Permeable nanoparticle reflector Chemistry; Metallurgy 13 Active
US5474743A Cation-sensing composite structure and compounds for use therein Physics 9 Expired
US4369244A Imaging process and article employing photolabile, blocked surfactant Physics 8 Expired
US5256784A Nonlineaphores and polymers incorporating such nonlineaphores Chemistry; Metallurgy 7 Expired
US4980096A Photolabile blocked surfactants Chemistry; Metallurgy 5 Expired
US8293340B2 Plasma deposited microporous analyte detection layer Physics 5 Active
US4740600A Photolabile blocked surfactants and compositions containing the same Chemistry; Metallurgy 5 Expired
US4599273A Photolabile blocked surfactants and compositions containing the same Emerging Cross-Sectional Technologies 4 Expired
US4467022A Imaging process and article employing photolabile, blocked surfactant Emerging Cross-Sectional Technologies 3 Expired
US4929392A Inclusion complexes providing second harmonic generation Physics 3 Expired
US7901776B2 Plasma deposited microporous carbon material Emerging Cross-Sectional Technologies 2 Active
US8647884B2 Organic chemical sensor with microporous organosilicate material Physics 0 Active

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