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YOBEA RULON KOGYO KK

Overview
  • Total Patents
    92
About

YOBEA RULON KOGYO KK has a total of 92 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets macromolecular chemistry and polymers, mechanical elements and machines are BEROL NOBEL STENUNGSUND AB, KASPAR WINKLER & CO DR and EVANS ROBERT D.

Patent filings in countries

World map showing YOBEA RULON KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 83
#2 United States 8
#3 Germany 1

Patent filings per year

Chart showing YOBEA RULON KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Egami Masaki 22
#2 Satoji Fumitada 19
#3 Umemoto Noboru 10
#4 Oki Yoshiro 10
#5 Kuramoto Ken 7
#6 Yoshikawa Masao 7
#7 Satoji Fuminori 5
#8 Sugano Fukuo 4
#9 Hishida Masayuki 4
#10 Hirose Kazuo 3

Latest patents

Publication Filing date Title
DE4041068A1 Rolling cage
US4976880A Lubricating rubber composition
JPH01242823A Electrolytic corrosion prevention type rolling bearing
JPH01242662A Sliding resin composition
JPH01223150A Tetrafluoroethylene resin composition
JPH01197518A Lubricating rubber composition
JPH01199010A Dust boot for uniform velocity joint
JPH01188797A Sliding material
JPH01182621A Electrolytic corrosion preventive roller bearing
JPH01182617A Dynamic pressure fluid bearing
US4825249A Cleaning blade for use with photoelectronic copying machine
JPH01169745A Actuator for optical pickup
JPH01169200A Non-tacky lubricating film
JPS63264671A High-dielectric constant resin composition
JPH01150017A Dynamic pressure fluid bearing
JPS63264672A Lubricative resin composition
JPH01150018A Dynamic pressure fluid bearing
JPH01146042A Base isolation sliding device
JPH01120423A Material for rolling bearing retainer
JPS6470780A Separating pawl for copying machine