Inventor · Tokyo, JP

Yasuo Oguri

30Patents
12h-index
35Co-inventors
77Inventor score

Filing activity: Nov 7, 1977 → Jan 2, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4812698A Piezoelectric bending actuator Electricity 76 Expired
US5192325A Ceramic implant Chemistry; Metallurgy 49 Expired
US4983182A Ceramic implant and process for its production Chemistry; Metallurgy 47 Expired
US5600202A Green-emitting phosphor and cathode-ray tube employing it Chemistry; Metallurgy 42 Expired
US5064596A Process for preparing a slender or thin ceramic green body Electricity 25 Expired
US5185177A Producing a ceramic implant by coating a powder mixture of zirconia and either tricalcium phosphate or hydroxyapatite on a molded unsintered body of partially stabilized zirconia and then sintering the article Chemistry; Metallurgy 24 Expired
US5034649A Piezoelectric actuator Electricity 20 Expired
US4193958A Process for preparing calcium silicate shaped product Chemistry; Metallurgy 19 Expired
US4388257A Process for preparing calcium silicate shaped product Emerging Cross-Sectional Technologies 16 Expired
US4716029A Boehmite Chemistry; Metallurgy 15 Expired
US5116885A Resin composition Chemistry; Metallurgy 15 Expired
US4574012A Calcium silicate shaped product Chemistry; Metallurgy 12 Expired
US4994703A Piezoelectric element of laminate type Emerging Cross-Sectional Technologies 11 Expired
US4427611A Process for preparing calcium silicate shaped product Emerging Cross-Sectional Technologies 10 Expired
US5369331A Pigment-attached blue-emitting phosphor and color cathode-ray tube Emerging Cross-Sectional Technologies 10 Expired
US4505866A Process for producing a boehmite shaped product and a burned boehmite shaped product Chemistry; Metallurgy 9 Expired
US4761388A In organic fibers containing fine crystals of AlN and Al.sub.2 O.sub.3 and process for their production Emerging Cross-Sectional Technologies 9 Expired
US4865829A Method for preparing silica gel particles Chemistry; Metallurgy 9 Expired
US4298561A Process for preparing calcium silicate shaped product Chemistry; Metallurgy 8 Expired
US4882078A Piezoelectric ceramic composition for actuators Electricity 7 Expired
US5665660A Glass composition for bonding a phosphor and a fluorescent lamp Electricity 6 Expired
US5171484A Piezoelectric ceramic composition for actuator Electricity 6 Expired
US4629618A Boehmite Chemistry; Metallurgy 6 Expired
US4224292A Catalytic reduction of nitrogen oxides Performing Operations; Transporting 5 Expired
US5188992A Piezoelectric ceramic composition for actuators Electricity 5 Expired

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