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XIA YUANFENG

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    157,436
About

XIA YUANFENG has a total of 14 patent applications. Its first patent ever was published in 1991. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, mechanical elements and transport are NANJING DIWA MACHINERY MFG CO LTD, NIDEC MOTORS & ACTUATORS GERMANY GMBH and FAULHABER MINIMOTOR SA.

Patent filings in countries

World map showing XIA YUANFENGs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing XIA YUANFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xia Yuanfeng 13
#2 Yuanfeng Xia 1

Latest patents

Publication Filing date Title
CN110994937A Multi-disc brushless permanent magnet stepping motor
CN111030416A Ruler-shaped brushless permanent magnet linear stepping motor
CN110481700A Internal tooth wheel speed
CN110562381A Double-bevel-gear flywheel transmission
CN110212696A Permanent-magnet synchronous device
CN110206829A Electromagnetic synchronizer
CN109707803A Automatic Gear speed changer
CN109372956A Automatic catch gear-shift mechanism
CN109600014A Cylinder-shape linear stepper motor
CN108533697A Gear-shift mechanism
CN108443431A Bevel gear speed changer
CN1987025A Card key flat beam padlock
CN1978851A Nail lock-insertion with ring key
CN1063214A Jet-suction type dust-removing fan