Inventor · Tokyo, JP

Hiromitsu Ando

26Patents
15h-index
53Co-inventors
84Inventor score

Filing activity: Oct 12, 1989 → Sep 26, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6622690B2 Direct injection type internal combustion engine and controlling method therefor Emerging Cross-Sectional Technologies 69 Expired
US6041591A Exhaust gas heating system for in-cylinder injection internal combustion engine Emerging Cross-Sectional Technologies 59 Expired
US5305720A Internal combustion engine Emerging Cross-Sectional Technologies 41 Expired
US5975046A Exhaust-gas temperature raising system for an in-cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 39 Expired
US4976241A Method for determining combustion condition in spark ignition internal combustion engine and combustion condition control device Emerging Cross-Sectional Technologies 39 Expired
US6173571A Exhaust purifying apparatus for an in-cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 35 Expired
US6293095A In-cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 31 Expired
US5967113A Exhaust-gas temperature raising system for an in-cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 29 Expired
US6062189A Spark ignition type in-cylinder injection internal combustion engine Emerging Cross-Sectional Technologies 27 Expired
US5740777A In-cylinder injection internal combustion engine Emerging Cross-Sectional Technologies 26 Expired
US5806482A In-cylinder injection internal combustion engine Emerging Cross-Sectional Technologies 24 Expired
USD377493S Piston General 17 Expired
US6340016B1 Starting device and control method thereof for direct-injection internal combustion engine Emerging Cross-Sectional Technologies 17 Expired
US5050557A Stratified-combustion internal combustion engine Emerging Cross-Sectional Technologies 16 Expired
US5417190A Stratified burning internal combustion engine Emerging Cross-Sectional Technologies 16 Expired
US5245964A Intake port structure for internal combustion engine Emerging Cross-Sectional Technologies 13 Expired
US6438943B1 In-cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 12 Expired
US5150300A Ignition timing controller for spark-ignition internal combustion engine using estimated cylinder wall temperature Emerging Cross-Sectional Technologies 11 Expired
US5295464A Stratified burning internal combustion engine Emerging Cross-Sectional Technologies 10 Expired
US5909723A Apparatus and a method for controlling the ignition timing of a cylinder-injection internal combustion engine Emerging Cross-Sectional Technologies 9 Expired
USRE36500E Internal combustion engine General 8 Expired
US7127883B1 Exhaust gas purifying apparatus of internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US5423300A Internal combustion engine Emerging Cross-Sectional Technologies 5 Expired
US6386173B1 In-cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 4 Expired
US6637192B2 Cylinder injection type internal combustion engine Emerging Cross-Sectional Technologies 2 Expired

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