Inventor · Ibigawa, JP

Sadao Terui

13Patents
9h-index
20Co-inventors
68Inventor score

Filing activity: Dec 27, 1976 → Dec 2, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4751005A Method for treatment of waste water Chemistry; Metallurgy 48 Expired
US4708946A Catalyst for purifying exhaust gas Emerging Cross-Sectional Technologies 48 Expired
US5192452A Catalyst for water treatment Emerging Cross-Sectional Technologies 41 Expired
US5187137A Catalyst and method of preparing the catalyst Performing Operations; Transporting 39 Expired
US4504598A Process for producing honeycomb catalyst for exhaust gas conversion Emerging Cross-Sectional Technologies 37 Expired
US4483940A Method for manufacture of honeycomb catalyst Emerging Cross-Sectional Technologies 35 Expired
US5296435A Catalyst and a method of prepare the catalyst Performing Operations; Transporting 23 Expired
US4619909A Process for producing monolithic catalyst for purifying exhaust gases Emerging Cross-Sectional Technologies 17 Expired
US5286700A Catalyst and method of preparing the catalyst Performing Operations; Transporting 10 Expired
US4939260A Process for producing aromatic nitriles or heterocyclic nitriles Chemistry; Metallurgy 9 Expired
US5472676A Method of deodorizing a gas containing maloderous components Performing Operations; Transporting 9 Expired
US4957717A Method of disposal of organic chlorine compounds by combustion Mechanical Engineering; Lighting; Heating 7 Expired
US4108863A Copper phthalocyanine of novel crystal form Chemistry; Metallurgy 7 Expired

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