Inventor · Kakegawa, JP

Masanao Sato

56Patents
12h-index
48Co-inventors
84Inventor score

Filing activity: Jun 2, 1995 → Jul 20, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6026020A Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein Emerging Cross-Sectional Technologies 75 Expired
US5581503A Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein Emerging Cross-Sectional Technologies 72 Expired
US5991221A Microcomputer and microprocessor having flash memory operable from single external power supply Physics 47 Expired
US5768194A Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein Emerging Cross-Sectional Technologies 46 Expired
US5687345A Microcomputer having CPU and built-in flash memory that is rewritable under control of the CPU analyzing a command supplied from an external device Electricity 39 Expired
US5844843A Single chip data processing apparatus having a flash memory which is rewritable under the control of built-in CPU in the external write mode Electricity 33 Expired
US5561627A Nonvolatile semiconductor memory device and data processor Physics 28 Expired
US6181598A Data line disturbance free memory block divided flash memory and microcomputer having flash memory Emerging Cross-Sectional Technologies 26 Expired
US6493271B2 Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein Emerging Cross-Sectional Technologies 23 Expired
US6130836A Semiconductor IC device having a control register for designating memory blocks for erasure Emerging Cross-Sectional Technologies 21 Expired
US6154412A Microcomputer and microprocessor having flash memory operable from single external power supply Physics 17 Expired
US6064593A Semiconductor integrated circuit device having an electrically erasable and programmable nonvolatile memory and a built-in processing unit Emerging Cross-Sectional Technologies 12 Expired
US10556223B2 Exhaust gas purifying catalyst Emerging Cross-Sectional Technologies 12 Active
US7416346B2 Cylindrical roller bearing Mechanical Engineering; Lighting; Heating 12 Expired
US6407959B2 Microcomputer and microprocessor having flash memory operable from single external power supply Physics 12 Expired
US7057937B1 Data processing apparatus having a flash memory built-in which is rewritable by use of external device Physics 10 Expired
US8101433B2 Semiconductor device and manufacturing method of the same Electricity 10 Active
US6166953A Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein Emerging Cross-Sectional Technologies 9 Expired
US8264198B2 Battery pack, battery charger and charging method having multiple charging modes Emerging Cross-Sectional Technologies 8 Active
US6845046B1 Microcomputer and microprocessor having flash memory operable from single external power supply Physics 6 Expired
US8946705B2 Semiconductor device Electricity 5 Active
US8098053B2 Charger for lithium ion secondary battery, and method of charging the same Electricity 5 Active
US6335879B1 Method of erasing and programming a flash memory in a single-chip microcomputer having a processing unit and memory Emerging Cross-Sectional Technologies 5 Expired
US6327212A Microcomputer and microprocessor having flash memory operable from single external power supply Physics 5 Expired
US8035347B2 Battery charger Electricity 5 Active

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