Inventor · Obanazawa, JP

Haruo Mori

13Patents
4h-index
18Co-inventors
57Inventor score

Filing activity: May 1, 1974 → Jan 22, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4244000A PNPN Semiconductor switches Electricity 76 Expired
US3953969A System for purifying exhaust gas of a spark ignition type four stroke internal combustion engine Emerging Cross-Sectional Technologies 11 Expired
US4489340A PNPN Light sensitive semiconductor switch with phototransistor connected across inner base regions Electricity 9 Expired
US5259303A Rice cleaning machine Performing Operations; Transporting 9 Expired
US4530001A High voltage integrated semiconductor devices using a thermoplastic resin layer Electricity 4 Expired
US5065111A Differential amplifying circuit operable at high speed Electricity 3 Expired
US6539849B2 Rice-polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facility Performing Operations; Transporting 3 Expired
US4160364A Internal combustion gasoline engine Emerging Cross-Sectional Technologies 2 Expired
US6493481B2 Optical switch unit Electricity 1 Expired
US6752072B2 Rice polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facility Performing Operations; Transporting 1 Expired
US6748852B2 Rice polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facility Performing Operations; Transporting 0 Expired
US4176636A Internal combustion engine having exhaust emission control system Mechanical Engineering; Lighting; Heating 0 Expired
US4099497A Internal combustion engine having exhaust emission control system Mechanical Engineering; Lighting; Heating 0 Expired

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