Inventor · Tokyo, JP

Akiyoshi Morita

22Patents
12h-index
42Co-inventors
81Inventor score

Filing activity: Dec 13, 1973 → Jul 9, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5344724A Non-aqueous electrolyte secondary cell Emerging Cross-Sectional Technologies 61 Expired
US5521027A Non-aqueous secondary electrochemical battery Emerging Cross-Sectional Technologies 51 Expired
US5525443A Non-aqueous secondary electrochemical battery Emerging Cross-Sectional Technologies 46 Expired
US5449292A Tactile reading device Physics 34 Expired
US5226817A Braille cell Physics 29 Expired
US4772902A Video camera having grip constituted by battery Electricity 28 Expired
US3966443A Exhaust gas purifier for internal combustion engine Mechanical Engineering; Lighting; Heating 26 Expired
US5842867A Graphic tactile cell Physics 25 Expired
US4706075A Circuit arrangement and method for moving characters superimposed on an image represented by a video signal Electricity 18 Expired
US3949552A Heat insulating castings Mechanical Engineering; Lighting; Heating 16 Expired
US6294291A Secondary battery or cell with a non-aqueous electrolyte Emerging Cross-Sectional Technologies 14 Expired
US4249220A Capstan servo system in a recording and/or reproducing apparatus Physics 12 Expired
US4059143A Method of and a means for pouring molten metal in a die casting device Performing Operations; Transporting 11 Expired
US4435142A Screw in-line type injection molding method and apparatus for low-pressure injection molding Performing Operations; Transporting 7 Expired
US4652724A Method of producing a camshaft Emerging Cross-Sectional Technologies 7 Expired
US4366110A Screw in-line type injection molding method and apparatus for low-pressure injection molding Performing Operations; Transporting 6 Expired
US6106976A Secondary battery or cell with a non-aqueous electrolyte Emerging Cross-Sectional Technologies 5 Expired
US4661676A Process for producing camshaft with cams subjected to remelting chilling treatment Emerging Cross-Sectional Technologies 3 Expired
US4681642A Cast iron making by cerium addition Emerging Cross-Sectional Technologies 1 Expired
US8949115B2 Terminal device, audio output method, and information processing system Electricity 1 Active
US4787944A Process for producing surface remelted chilled layer camshaft Emerging Cross-Sectional Technologies 1 Expired
US9253478B2 Information processing method and information processing device Electricity 0 Active

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