Inventor · Wilmington, DE, US

Ralph Thomas Baker

32Patents
9h-index
22Co-inventors
75Inventor score

Filing activity: Jan 9, 1978 → Jun 2, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5084128A Low-temperature synthesis of group III-group V semiconductors Emerging Cross-Sectional Technologies 33 Expired
US4145031A Modular dismantleable fence Fixed Constructions 27 Expired
US4398621A Fire escape Human Necessities 18 Expired
US4909669A Pipeline joint protector Mechanical Engineering; Lighting; Heating 18 Expired
US6291730A Process for the manufacture of halocarbons and selected compounds and azeotropes with HF Emerging Cross-Sectional Technologies 17 Expired
US4582166A Fire escape having guide wire mechanism Human Necessities 12 Expired
US4808031A Pipeline joint protector Mechanical Engineering; Lighting; Heating 11 Expired
US6040487A Process for the manufacture of halocarbons Chemistry; Metallurgy 10 Expired
USD282903S Flexible support for holding a recreational vehicle drainage hose taut, or similar article General 9 Expired
US4580659A Combination fire escape tube and rescue vehicle Human Necessities 8 Expired
US5326914A Homogeneous catalytic hydrodechlorination of chlorocarbons Chemistry; Metallurgy 7 Expired
US5545769A Process for the manufacture of selected halogenated hydrocarbons containing fluorine and hydrogen and compositions provided therein Chemistry; Metallurgy 6 Expired
US4871394A Sintered metal friction facing Performing Operations; Transporting 6 Expired
US6858762B2 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF Emerging Cross-Sectional Technologies 6 Expired
US5204260A Method for making biocontrol agents rhizosphere-competent Emerging Cross-Sectional Technologies 6 Expired
US5300712A Homogeneous catalytic hydrodechlorination of chlorocarbons Chemistry; Metallurgy 5 Expired
US6892857B2 Fire escape Human Necessities 5 Expired
US4574083A Isolates of pythium species which are antagonistic to Pythium ultimum Emerging Cross-Sectional Technologies 5 Expired
US5670679A Process for the manufacturing of selected halogenated hydrocarbons containing fluorine and hydrogen and compositions provided therein Chemistry; Metallurgy 4 Expired
US5364607A Borides and boride precursors deposited from solution Chemistry; Metallurgy 4 Expired
US4583616A Portable fire escape Human Necessities 4 Expired
US7544837B2 Base metal dehydrogenation of amine-boranes Emerging Cross-Sectional Technologies 3 Active
US6103937A Nickel catalyzed addition of -NH- containing compounds to vinyl and aryl halides Chemistry; Metallurgy 2 Expired
US5760282A Process for the manufacture of selected halogenated hydrocarbons containing fluorine and hydrogen and compositions provided therein Chemistry; Metallurgy 2 Expired
US4631209A Manufacture of asbestos-free friction facing material Mechanical Engineering; Lighting; Heating 2 Expired

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