Inventor · Yokohama, JP

Koji Isemoto

15Patents
10h-index
16Co-inventors
61Inventor score

Filing activity: Apr 14, 1993 → May 6, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5888053A Pump having first and second outer casing members Mechanical Engineering; Lighting; Heating 91 Expired
US5563490A Pump system with liquid cooling operation Mechanical Engineering; Lighting; Heating 61 Expired
US5692886A Canned motor pump having concentric bearings Mechanical Engineering; Lighting; Heating 28 Expired
US5494418A Pump casing made of sheet metal Mechanical Engineering; Lighting; Heating 26 Expired
US5567133A Canned motor and pump employing such canned motor Emerging Cross-Sectional Technologies 25 Expired
US5478215A Full-circumferential flow pump Mechanical Engineering; Lighting; Heating 22 Expired
US5857841A Full-circumferential flow pump Mechanical Engineering; Lighting; Heating 19 Expired
US5401146A Pump casing made of sheet metal Mechanical Engineering; Lighting; Heating 19 Expired
US5494403A Full-circumferential flow pump Electricity 14 Expired
US5797731A Group of full-circumferential-flow pumps and method of manufacturing the same Emerging Cross-Sectional Technologies 11 Expired
US5388971A Full-circumferential flow pump Mechanical Engineering; Lighting; Heating 10 Expired
US5616013A Full-circumferential flow pump Mechanical Engineering; Lighting; Heating 6 Expired
US5601419A Nozzle structure for a full-circumferential flow pump Mechanical Engineering; Lighting; Heating 5 Expired
US5704761A Full-circumferential flow pump Electricity 5 Expired
US5964582A Fragment prevention and containment for a bearing device for use in a pump Mechanical Engineering; Lighting; Heating 2 Expired

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