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ZHENGZHOU DIAMOND PREC MFG CO

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    186,370
About

ZHENGZHOU DIAMOND PREC MFG CO has a total of 29 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets machine tools are ZHEJIANG XINXING TOOLS CO LTD, NIPPON YAKIN KK and SOLOMKO EVGENIJ D.

Patent filings in countries

World map showing ZHENGZHOU DIAMOND PREC MFG COs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing ZHENGZHOU DIAMOND PREC MFG COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Focus technologies

Top inventors

# Name Total Patents
#1 Yue Peng 8
#2 Wang Bo 6
#3 Huaming Xu 5
#4 Zhang Pengfei 4
#5 Wang Yan 4
#6 Sijing Zhang 4
#7 Miao Tao 4
#8 Jianhai Wang 4
#9 Weifeng Zhang 4
#10 Xu Huaming 3

Latest patents

Publication Filing date Title
CN105710402A Non-circular conical-surface straight tightening-type connector
CN104400123A Spiral guide air valve conduit reamer
CN104400038A Groove knife for processing slurry pump parts
CN103878440A PCD reamer
CN103878399A Combined heavy boring cutter
CN103878441A Hole shrinkage prevention reamer
CN103084665A Gun reamer
CN103072020A Cutter holder structure with adjustable flange
CN103075944A Tool shank inspection gauge
CN102974893A Layered cutting PCD (Poly Crystal Diamond) reamer
CN102974858A BT cutter handle
CN102717332A Dedicated clamp for abrasive buff stick
CN102672277A Precise composite reamer
CN102661693A Special measuring tool for 10-degree end face of hyperfine structure (HSF)-10 handle
CN102645148A Special measuring tool for 10-degree conical surface of HFS-10 handle
CN102581742A Honing tool for finish-machining minor diameter holes of diesel engine
CN102284875B Changeable small-taper shank cutter system
CN102211315A Fixture special for grinding and machining of HSK (Hohl Schaft Kegel) shank series cutter
CN102189296A Gun reamer used for processing air intake conduit hole
CN102189297A Compound tool for processing guide pipe hole of cylinder cover and conical surface of valve seat