Inventor · Tokyo, JP

Mamoru Aoki

30Patents
9h-index
60Co-inventors
78Inventor score

Filing activity: Sep 11, 1980 → Aug 25, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5226928A Reforming apparatus for hydrocarbon Chemistry; Metallurgy 66 Expired
US6630758B2 Motor with a stationary shaft with formed knurled grooves on shaft and/or housing Mechanical Engineering; Lighting; Heating 38 Expired
US6125069A Semiconductor memory device with redundancy circuit having a reference resistance Physics 24 Expired
US5387399A Catalytic combustion apparatus Emerging Cross-Sectional Technologies 21 Expired
US7249891B2 Bearing device with sensor and rolling bearing with sensor Mechanical Engineering; Lighting; Heating 19 Expired
US5164163A Hydrocarbon reforming apparatus Chemistry; Metallurgy 17 Expired
US7686516B2 Rolling bearing unit with load measuring unit Physics 15 Active
US5401105A Ball bearing and method for producing a cage of the ball bearing Emerging Cross-Sectional Technologies 10 Expired
US8864382B2 Preload measuring device for double row rolling bearing unit Mechanical Engineering; Lighting; Heating 10 Active
US6868020B2 Synchronous semiconductor memory device having a desired-speed test mode Physics 7 Expired
US5505910A Catalytic combustion apparatus Emerging Cross-Sectional Technologies 7 Expired
US4348226A Direct reduction process for producing metallic iron Emerging Cross-Sectional Technologies 5 Expired
US6896415B2 Rolling bearing and bearing apparatus Mechanical Engineering; Lighting; Heating 5 Expired
US6291844A Semiconductor memory device with an improved layout of programmable fuses Electricity 5 Expired
US7290938B2 Sensor-equipped rolling bearing, and rotation state detecting device Mechanical Engineering; Lighting; Heating 4 Expired
US5640769A Method for producing a cage of the ball bearing Emerging Cross-Sectional Technologies 3 Expired
US7443748B2 Semiconductor memory device and method of testing the same Physics 3 Active
US5993068A Rolling bearing with a shield plate Mechanical Engineering; Lighting; Heating 3 Expired
US5697711A Rolling bearing with sealing plates Mechanical Engineering; Lighting; Heating 3 Expired
US7481583B2 Rolling bearing with sensor and rotary state detecting device Mechanical Engineering; Lighting; Heating 2 Active
USD771166S1 Tapered roller bearing cage General 2 Active
US9837834B2 Battery apparatus Electricity 2 Active
US9995341B2 Resin cage for tapered roller bearing and tapered roller bearing including the resin cage Mechanical Engineering; Lighting; Heating 1 Active
US10302131B2 Tapered roller bearing Mechanical Engineering; Lighting; Heating 1 Active
US11048503B2 Code reading supporting device, code reading supporting method, and storage medium Physics 1 Active

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