Learn more

NINGBO DONGLING PLUMB & AIR CONDITIONING PARTS & ACCESSORIES CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    198,769
About

NINGBO DONGLING PLUMB & AIR CONDITIONING PARTS & ACCESSORIES CO LTD has a total of 12 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, macromolecular chemistry and polymers and materials and metallurgy are SUZHOU KEDI FLUID CONTROL EQUIPMENT CO LTD, JIANGSU JINSHENGYUAN SPECIAL VALVE CO LTD and DAEHANCVD CO LTD.

Patent filings in countries

World map showing NINGBO DONGLING PLUMB & AIR CONDITIONING PARTS & ACCESSORIES CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing NINGBO DONGLING PLUMB & AIR CONDITIONING PARTS & ACCESSORIES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qi Jianghua 8
#2 Wang Zhaojun 5
#3 Wang Yuanheng 3
#4 Zhaojun Wang 2
#5 Zhang Guoqiang 2
#6 Yu Zhongzhe 2
#7 Li Haixue 2
#8 Jianghua Qi 1

Latest patents

Publication Filing date Title
CN104482271A Smoke exhaust valve full automatic execution mechanism
CN104451498A Galvanized sheet and smoke fire damper secondary action actuator applying same
CN104265970A Full-automatic execution mechanism of fireproof valve
CN104265971A Electric execution mechanism of fireproof valve
CN104265969A Execution mechanism of fireproof valve
CN103711718A Induced fan controller
CN103711719A Induced fan control system
CN102937210A Actuator of fireproof smoke exhaust valve
CN102705565A Actuating mechanism of fireproof smoke exhaust valve
CN102401179A Long-distance actuating mechanism of fireproof valve
CN102364184A Full-automatic secondary action executing mechanism of smoke-exhausting fire-proof valve
CN101032656A Operating mechanism of valve for removing flue gas and preventing fire