Inventor · Tokyo, JP

Masayuki Saruwatari

45Patents
4h-index
33Co-inventors
63Inventor score

Filing activity: Nov 25, 1998 → Nov 17, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6138644A Apparatus and method for processing fuel vapor in internal combustion engine Mechanical Engineering; Lighting; Heating 35 Expired
US5979418A Apparatus for processing fuel vapor in internal combustion engine equipped with supercharger Emerging Cross-Sectional Technologies 29 Expired
US6895912B2 Variable valve control apparatus for engine and method thereof Emerging Cross-Sectional Technologies 10 Expired
US7520261B2 Apparatus for and method of controlling intake operation of an internal combustion engine Emerging Cross-Sectional Technologies 6 Active
US8689768B2 Apparatus and method for controlling fuel injection of internal combustion engine Emerging Cross-Sectional Technologies 4 Active
US6845741B2 Piston for an internal combustion engine Emerging Cross-Sectional Technologies 4 Expired
US6253744A Method and apparatus for controlling fuel vapor, method and apparatus for diagnosing fuel vapor control apparatus, and method and apparatus for controlling air-fuel ratio Mechanical Engineering; Lighting; Heating 4 Expired
US8666639B2 Fuel supply control apparatus for engine, and fuel supply control method therefor Mechanical Engineering; Lighting; Heating 4 Active
US8534265B2 Fuel supply control apparatus for internal combustion engine and fuel supply control method thereof Mechanical Engineering; Lighting; Heating 3 Active
US9394847B2 Fuel injection control apparatus for internal combustion engine Emerging Cross-Sectional Technologies 3 Active
US7013875B2 Apparatus for controlling fuel injection of engine and method thereof Emerging Cross-Sectional Technologies 3 Expired
US11703004B2 Internal combustion engine control device and internal combustion engine control method Mechanical Engineering; Lighting; Heating 2 Active
US6273063A Apparatus and method for controlling idle rotation speed of an internal combustion engine Mechanical Engineering; Lighting; Heating 1 Expired
US11333060B2 Control device Emerging Cross-Sectional Technologies 1 Active
US11098670B2 Drive device for fuel injection device Emerging Cross-Sectional Technologies 1 Active
US6412477B2 Method and apparatus for controlling fuel vapor, method and apparatus for diagnosing fuel vapor control apparatus and method and apparatus for controlling air-fuel ratio Mechanical Engineering; Lighting; Heating 1 Expired
US8762030B2 Fuel supply control device for internal combustion engine and fuel vapor processing method Mechanical Engineering; Lighting; Heating 1 Active
US10808630B2 Control device for internal combustion engine Emerging Cross-Sectional Technologies 0 Active
US10890124B2 Internal combustion engine control device and method Emerging Cross-Sectional Technologies 0 Active
US11105282B2 Control device and control method Emerging Cross-Sectional Technologies 0 Active
US12264643B2 Fuel supply system and method for controlling a fuel pump of a fuel supply system for an internal combustion engine Mechanical Engineering; Lighting; Heating 0 Active
US11319892B2 Internal-combustion engine control device Emerging Cross-Sectional Technologies 0 Active
US12025065B2 Internal combustion engine control unit Mechanical Engineering; Lighting; Heating 0 Active
US10844826B2 Internal combustion engine control device Emerging Cross-Sectional Technologies 0 Active
US6622699B2 Control apparatus and control method of negative pressure actuator Emerging Cross-Sectional Technologies 0 Expired

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