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ROCK TONE ENTPR CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    221,910
About

ROCK TONE ENTPR CO LTD has a total of 18 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Taiwan, Australia and Canada. Its main competitors in its focus markets furniture and games, textiles and paper and chemical engineering are CHANGSHU YISHENG COMMODITY CO LTD, MILANESE PIER ANTONIO and SPIVAL S P A.

Patent filings in countries

World map showing ROCK TONE ENTPR CO LTDs patent filings in countries

Patent filings per year

Chart showing ROCK TONE ENTPR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Pei-Yuan 8
#2 Lee Pei Yuan 8
#3 Kuo Chun-Liang 1
#4 Dong Jia Zhang 1

Latest patents

Publication Filing date Title
TW201535351A Different hardness reed instrument/reed method of manufacturing process
EP2891445A1 Rotatable mop structure
TW201519214A Reed instrument sound screening test methods and test apparatus and its calibration structure
TW201446462A The melamine sponge process method
TW201447068A Polyester fiber and lightweight woven nylon yarn blended process
MY158007A Mop cleaning kit
AU2009100870A4 Drive mechanism for dehydrator
AU2009100843A4 Mop
US2007124882A1 Cleaning brush structure
US2006130260A1 Dusting article structure