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NIPPON CLEAN ENGINE LAB

Overview
  • Total Patents
    198
  • GoodIP Patent Rank
    202,298
About

NIPPON CLEAN ENGINE LAB has a total of 198 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and machines are NAKATANI MITSUNOBU, CURTIS GAS ENGINE CORP and SHINNENSHO SYSTEM KENKYUSHO.

Patent filings in countries

World map showing NIPPON CLEAN ENGINE LABs patent filings in countries
# Country Total Patents
#1 Japan 194
#2 United States 2
#3 Germany 1
#4 France 1

Patent filings per year

Chart showing NIPPON CLEAN ENGINE LABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Onishi Shigeru 117
#2 Shikinami Hiroko 65
#3 Oonishi Shigeru 49
#4 Jiyo Handou 39
#5 Jiyo Shiyakukou 37
#6 Katou Satoshi 23
#7 Kimoto Takeo 10
#8 Kato Satoshi 9
#9 Jiyo Bandou 5
#10 Kumakawa Tokio 5

Latest patents

Publication Filing date Title
JP2016133116A Fuel lean injection nozzle of internal combustion engine
JP2016125479A Complete combustion method by lean and fine molecular mixing of combustion engine fuel
JP2016079968A Efi internal combustion engine fuel fine formation injection nozzle technology
JP2015214963A Combustion method of internal combustion engine
JP2015075094A Combustion method of internal combustion engine
JP2014163373A Combustion method of internal combustion engine
JP2014013031A Compression-ignition combustion method by reforming of fuel injection valve and air intake
JP2013256933A Stratified charge combustion method for internal combustion engine by reforming intake valve
JP2013011265A Combined injection nozzle technique and control ignition combustion procedure for combustion injection type internal combustion engine
JP2012137081A Fuel direct injection internal combustion engine, and combustion system of stratified-charge engine
JP2012087768A Combustion technique by matching configuration of fuel injection method by narrow-angle multi-injection hole nozzle of fuel direct injection type internal combustion engine and combustion chamber
JP2011236882A Method for combustion of fuel direct injection internal combustion engine, and direct injection compression ignition internal combustion engine
JP2011007168A Fuel direct injection stratified charge internal combustion engine and stratified combustion technique
JP2010203428A Premixed fuel collision diffusion system internal combustion engine
JP2010174875A Configuration and utilization of source of power by two cycle active heat atmosphere combustion system
JP2010112367A Method and device for supercharging and generating electric power by wind power of moving body
JP2009207858A Wheelchair for self-reliant life locomotion support
JP2006192241A Cart for assisting walking
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JP2006061641A Human body posture keeping apparatus and manufacturing method of the same