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GUO KEYA

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    166,390
  • Filing trend
    ⇩ 75.0%
About

GUO KEYA has a total of 23 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 2012. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, electrical machinery and energy and transport are BEIER JOSEF DR, TOSI FRANCO SPA and MENCO ELMA SYNDICATE LTD.

Patent filings in countries

World map showing GUO KEYAs patent filings in countries

Patent filings per year

Chart showing GUO KEYAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guo Keya 21
#2 Guo Jiayu 3
#3 Guo Siyu 1

Latest patents

Publication Filing date Title
CN109103733A A kind of removal cotton thread structure
CN107165992A A kind of planetary two grades of drive devices
CN107035787A A kind of wedge block type clutch
CN106931053A A kind of wedge block type clutch
CN106641130A Planetary two-gear driving device and two-gear driving method thereof
CN106523600A Fixed shaft type birotor driving device
CN106369115A Planetary dual-rotor driving device
CN104129227A Hub for spoke-type wheel
CN103600626A Rim with valve stem protection cover
CN103498894A Roller cone disc type continuously variable transmission
CN103075483A Long-cone rolling-cone type CVT (Continuously Variable Transmission)
CN103016660A Long cone and rolling cone type CVT (continuously variable transmission)
CN102996676A Frictional self-adaptive torque-limiting clutch and two-gear conversion device
CN102817985A Long-cone rolling-cone type continuously-variable transmission mechanism
CN102788126A Infinitely variable transmission mechanism with bevel wheel
CN102562973A Friction planetary stepless speed changer transmission mechanism