Learn more

LONGGONG SHANGHAI PREC HYDRAULIC COMPONENTS CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    203,651
About

LONGGONG SHANGHAI PREC HYDRAULIC COMPONENTS CO LTD has a total of 13 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and civil engineering are NICHIDEN KOGYO KK, JOHNSTON FLOW TECH (WUXI) CO LTD and NINGBO BRAVO MFG OF INFLATORS AND ACCESSORIES CO LTD.

Patent filings in countries

World map showing LONGGONG SHANGHAI PREC HYDRAULIC COMPONENTS CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing LONGGONG SHANGHAI PREC HYDRAULIC COMPONENTS CO LTDs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Yu Hongbo 4
#2 Li Xiaoliang 3
#3 Wang Kanglian 3
#4 Zhao Ning 3
#5 Bai Yonggang 3
#6 Qiu Weiping 3
#7 Xu Qiang 3
#8 Ju Yongguang 3
#9 Zhang Shuanghong 2
#10 He Chenwu 2

Latest patents

Publication Filing date Title
CN105240336A Pilot buffer valve structure
CN104832425A Nodular-cast-iron-based copper-sleeve-inlaid cylinder body
CN103867759A One-way overflow valve capable of preventing overhigh pressure of plunger pump case
CN103742486A Anti-reversal valve for excavator rotary motor
CN103697019A Safety valve for motor of excavator
CN103671330A Hydraulic tilting-axis motor variable control mechanism
CN103658639A Copper powder surface activity activating technology in copper steel bimetal powder sintering
CN103672138A Single-pedal type foot valve
CN103695699A Sintered wear-resistant copper alloy material containing mixed silicate mineral powder and preparation method for same
CN103697016A Cylinder block assembly inlaid with copper bush and machining method for same
CN103451469A Copper alloy material for sliding bearings
CN103321987A Hydraulic motor buffer control mechanism
CN103321979A Handle pilot valve capable of improving excavator inching operation