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BEIJING INST OF EXPLORATION ENG

Overview
  • Total Patents
    64
  • GoodIP Patent Rank
    29,476
  • Filing trend
    ⇩ 50.0%
About

BEIJING INST OF EXPLORATION ENG has a total of 64 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and basic materials chemistry are XINJIANG GRAND OILFIELD TECH CO LTD, CNPC GREATWALL DRILLING CO and SUPERIOR ENERGY SERVICES LLC.

Patent filings in countries

World map showing BEIJING INST OF EXPLORATION ENGs patent filings in countries
# Country Total Patents
#1 China 64

Patent filings per year

Chart showing BEIJING INST OF EXPLORATION ENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cai Jiapin 21
#2 Li Chun 20
#3 Jia Meiling 20
#4 Weng Wei 19
#5 Huang Yuwen 19
#6 Ruan Hailong 19
#7 Shen Lina 19
#8 Wu Haixia 18
#9 Liu Xielu 17
#10 Zhang Delong 17

Latest patents

Publication Filing date Title
CN112249947A Energy-saving electric drilling winch and energy feedback method thereof
CN112252987A Drilling reamer and operation method thereof
CN111963058A Guide rod type concentric reaming tool
CN112252979A Hydraulic rotary jet drill bit
CN111984721A Geothermal resource comprehensive evaluation system and method
CN111827911A Submarine drilling rig rope coring power head, structure and control method thereof
CN111810071A Submarine drilling rig rope coring device
CN111577146A Novel high-efficient shock-resistant diamond compact piece coring bit
CN111577181A Hydraulic propelling rotary type rope coring drilling system and coring method thereof
CN111577182A Deep sea hard rock efficient rope coring system and coring drilling method thereof
CN111486172A Open type diamond tilting pad thrust bearing
CN111408486A Slag discharging mechanism for drilling fluid centrifuge and drilling fluid centrifuge
CN111398026A Deep well surrounding rock high-temperature high-pressure blasting test device and test method
CN111181312A Multi-frequency motor direct-drive drilling winch device and direct-drive method thereof
CN111119725A Multi-frequency motor directly-driven top-driven drilling device and driving method thereof
CN111173457A Multilayer diamond coring bit and manufacturing method thereof
CN110878676A Seabed pump-free reverse circulation drilling tool and drilling machine
CN110878677A Submarine drilling rig carried by ROV
CN110388203A A kind of high-temperature geothermal well water pressure testing well system and method
CN110079286A A kind of leak stopping delay cross-linked gel composition and preparation method thereof