Inventor · Oobu, JP

Kazuo Oyobe

8Patents
6h-index
21Co-inventors
59Inventor score

Filing activity: Aug 3, 1983 → Sep 13, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US4519820A Fitter apparatus for purifying exhaust gases Emerging Cross-Sectional Technologies 91 Expired
US4671058A Heating device Emerging Cross-Sectional Technologies 22 Expired
US4723973A Purifying apparatus of a particulate trap-type for collecting particulates in exhaust gas from an engine Emerging Cross-Sectional Technologies 21 Expired
US4652727A Ceramic heater and a process for producing the same Emerging Cross-Sectional Technologies 20 Expired
US5683299A Device for transmitting rotational power Mechanical Engineering; Lighting; Heating 16 Expired
US4803345A Ceramic heater apparatus with metal electrodes Emerging Cross-Sectional Technologies 9 Expired
US4723069A Ceramic heater Electricity 5 Expired
US4711990A Ceramic heater Electricity 1 Expired

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