Learn more

BEIJING LONGYUAN AUTOMATED FABRICATION SYSTEM CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    95,693
About

BEIJING LONGYUAN AUTOMATED FABRICATION SYSTEM CO LTD has a total of 19 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets machines, materials and metallurgy and environmental technology are JIIBETSUKU INTERNATL CORP KK, DOU HEHONG and ANHUI KEYUAN 3D TECH CO LTD.

Patent filings in countries

World map showing BEIJING LONGYUAN AUTOMATED FABRICATION SYSTEM CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing BEIJING LONGYUAN AUTOMATED FABRICATION SYSTEM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Quangui 11
#2 Wang Lin 8
#3 Yuan Xiaoxin 8
#4 Pu Xiongying 8
#5 Zong Guisheng 7
#6 Zhao Hao 6
#7 Li Zifu 3
#8 Cheng Ming 3
#9 Xu Chunli 3
#10 Zhang Baicheng 2

Latest patents

Publication Filing date Title
CN112139021A Device and method for separating mixed metal powder after 3D printing of gradient material
CN111957964A Variable gradient powder supply device for SLM gradient metal printing
CN111688197A Multistage piston structure with large length-diameter ratio
CN112207275A Preparation method of film-coated metal powder material by droplet spray forming technology
CN109047765A 3D printer with gradient powder-supply system
CN108746510A Mould manufacturing method with conformal cooling channel
CN108296598A Underwater pipeline dry-type automatic soldering method and welder
CN106393683A 3D printer with laser heating function
CN106424727A Selective laser sintering forming machine with multiple feeding systems
CN106041079A Selective laser melting forming operation method
CN105880591A Selective laser forming metal powder preheating method and device
CN105733285A Walnut sand 3D printing material and preparation method thereof
CN105710537A Ultrasonic assistec laser electric arc composite welding method of aluminum alloy
CN105689716A Accurate feeding device for laser forming machine
CN105458261A Active metal selective laser sintering sealing device and sintering gas protection method
CN105345000A Selective laser melting and forming equipment and volume-adjustable forming room thereof
CN105172154A Selected region laser sintering and molding method of ultrahigh molecular weight polyethylene
CN106141176A SLM metal-forming machines, SLM motion slide unit and dust-proof actuating device thereof
CN101837427A Laser sintering sand, preparation method thereof, sand core and preparation method thereof