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TIANJIN HUANYA PAPER CO LTD

Overview
  • Total Patents
    15
About

TIANJIN HUANYA PAPER CO LTD has a total of 15 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and machines are CHONGQING DINGHEHUANG TECH CO LTD, YUTKIN L A and KOO HEUNG HOE.

Patent filings in countries

World map showing TIANJIN HUANYA PAPER CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing TIANJIN HUANYA PAPER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dou Hongsheng 15

Latest patents

Publication Filing date Title
CN104339412A Small toilet paper hole puncher
CN104338363A Fiber recovering apparatus
CN104339408A Paper edge trimmer with recovery device
CN104344787A Paper thickness measuring meter
CN104340737A Conveying belt type paper cutter
CN104341074A Sewage treatment system
CN104338592A Automatic feeding crusher
CN104343039A Lifting paper drying apparatus
CN104338593A Rotary crusher
CN104340717A Large-reel paper reeling machine
CN103669060A Pulper
CN103658146A Air-extracting type dust removing device
CN103669090A Drying device
CN103657160A Vacuum defoaming system for papermaking
CN103669091A Paper drying system