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LUOYANG HENGGUANG SPECIAL TRANSFORMER CO LTD

Overview
  • Total Patents
    18
About

LUOYANG HENGGUANG SPECIAL TRANSFORMER CO LTD has a total of 18 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are CHROMA ATE SHENZHEN INC, OSTRYJ I I and OPTOELECTRONIC INDUSTRY & TECH.

Patent filings in countries

World map showing LUOYANG HENGGUANG SPECIAL TRANSFORMER CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing LUOYANG HENGGUANG SPECIAL TRANSFORMER CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Sun Min 18
#2 Sun Huifang 4
#3 Fang Xiaoqing 3
#4 Liu Shuang 1

Latest patents

Publication Filing date Title
CN103368189A Method for solving capacitance unbalance of transformer
CN103532472A Power frequency and frequency conversion mixed control method
CN103532033A Outdoor anti-condensation control cabinet
CN103529306A Transformer coil loss modeling device of push-pull converter
CN103531336A Application of giant autotransformer and application method of giant autotransformer
CN103457187A Energy consumption reducing and power saving measures for rural power network distribution transformers
CN103457188A Power utilization design optimizing method for substation
CN103457240A Modifying method of transformer overcurrent relay protection
CN103456467A Device for reducing distributed capacitance of high-frequency high-tension transformer
CN103454956A Novel intelligent control cabinet for transformer cooler
CN103457285A Automatic switching device for intelligently controlling multiple transformers
CN103454504A Magnetic circuit modeling device of non-contact transformer
CN103187164A Vacuum and pressure pouring method for reducing local discharge of dry-type transformer
CN103187151A Method for improving short circuit resistance of transformer aluminum coil
CN103187155A Layered voltage regulation coil
CN103187149A Transformer coil breakdown prevention method
CN103187170A Improving method for coiling transformer coil
CN103187148A Improvement method for low-voltage copper bar consumption of electric furnace transformer