YANGZHOU RIGHT PETROLEUM MACHINERY CO LTD

Overview

Total Patents

18
GoodIP Patent Rank

108,631

About

YANGZHOU RIGHT PETROLEUM MACHINERY CO LTD has a total of 18 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 civil engineering, measurement and surface technology and coating are FRANKS INTERNATIONAL LLC, FRANKS INT LLC and DIAMANT BOART STRATABIT SA.

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Patent filings in countries

World map showing YANGZHOU RIGHT PETROLEUM MACHINERY CO LTDs patent filings in countries

#	Country	Total Patents
#1	China	18

Patent filings per year

Chart showing YANGZHOU RIGHT PETROLEUM MACHINERY CO LTDs patent filings per year from 1900 to 2020

Similar Companies

FRANKS INTERNATIONAL LLC 98% similarity

FRANKS INT LLC 96% similarity

DIAMANT BOART STRATABIT SA 95% similarity

FRANK'S INT LLC 95% similarity

FRANK S INT LLC 94% similarity

HALCO DRILLING INTERNAT LTD 94% similarity

NENNIGER JOHN 94% similarity

REEDHYCALOG L P 94% similarity

OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS IND S/A 94% similarity

HEAL SYSTEMS LP 94% similarity

Focus industries

#	Industry
#1	Civil engineering
#2	Measurement
#3	Surface technology and coating
#4	Chemical engineering

Focus technologies

#	Technology
#1	Earth drilling
#2	Analysing materials
#3	Coating metallic material
#4	Separation

Top inventors

#	Name	Total Patents
#1	Wang Zhirong	13
#2	Zhu Minshan	12
#3	Wang Di	8
#4	Ren Yongxian	4
#5	Zhang Chao	4
#6	Zhou Jinqiu	3
#7	Xiao Jinkun	2
#8	Liu Donglin	2
#9	Jiao Falin	1
#10	Jinqiu Zhou	1

Latest patents

Publication	Filing date	Title
CN111877988A	2020-09-01	Hydraulic pulse type torsion impact device
CN111594098A	2020-06-24	Automatic closing grouting device and working process thereof
CN109930053A	2019-03-30	A kind of FeCoNiCrMn high-entropy alloy and the method for preparing wear-resistant coating using the alloy
CN109850934A	2019-01-31	A kind of preparation method of metal oxide suspension and the method for forming high-specific surface area air-sensitive coating is sprayed under liquid material flame
CN108802116A	2018-06-19	A kind of preparation method of acetone gas sensitive material
CN108866470A	2018-06-19	A kind of preparation method of air plasma spraying alloy-ceramic laminar coating
CN105089497A	2015-09-09	Hydraulic self-sealing self-locking whipstock
CN105041266A	2015-09-09	Logging pigging device
CN105114022A	2015-09-09	Drillable hydraulic pulse-turbine cementing vibrator
CN105089505A	2015-09-09	Efficient drill cement tool
CN105114008A	2015-09-08	Urgent fitting apparatus for casing gate valve
CN105114026A	2015-09-08	Casing suspending setter
CN105114023A	2015-09-08	Slip-type wellhead quick fitting apparatus
CN104989313A	2015-07-31	Flat dropped object salvage device
CN104988920A	2015-07-31	Adjustable clamping type ground anchor
CN105019849A	2015-07-31	Staged collar grinding and milling integrated device
CN103372916A	2012-04-18	Cement mixer
CN102619489A	2012-04-16	Quantitative constant-current continuous-feeding anti-scale and anti-separation device for closed wellhead