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YOU CHING-CHUAN

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    218,176
About

YOU CHING-CHUAN has a total of 30 patent applications. Its first patent ever was published in 2002. It filed its patents most often in United States, Taiwan and Japan. Its main competitors in its focus markets consumer goods, machines and mechanical elements are YUNG KWONG YUEN, TELESCO BROPHEY LTD and FU TAI UMBRELLA WORKS LTD.

Patent filings in countries

World map showing YOU CHING-CHUANs patent filings in countries
# Country Total Patents
#1 United States 22
#2 Taiwan 4
#3 Japan 2
#4 Germany 1
#5 United Kingdom 1

Patent filings per year

Chart showing YOU CHING-CHUANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 You Ching-Chuan 30

Latest patents

Publication Filing date Title
US9131755B1 Umbrella with telescopic FRP shank
US2015208772A1 Umbrella having telescopic FRP shank
US8607808B1 Light windproof umbrella
US7980262B1 Windproof umbrella
US2011108074A1 Windproof umbrella
US2010269870A1 Umbrella with an illumination device
US2009308419A1 Umbrella with rearward extending frame and canopy
US2009293925A1 Umbrella with mechanism for automatic opening or closing
US7537016B1 Golf bag umbrella with a flexible joint threadedly secured to an intermediate portion of a telescopic center post
US2007251059A1 Umbrella handle
US2007211450A1 Patio umbrella with the light
US2007151586A1 Windproof umbrella with integral upper canopy and method of making same
US2007079853A1 Lock mechanism of large umbrella for effecting a section-less length adjustment of telescopic shank
US2007079854A1 Lock mechanism of large umbrella for effecting a multi-sectional length adjustment of telescopic shank
US2007034241A1 Umbrella handle
US2007006905A1 Beach umbrella
US2007000529A1 Umbrella frame with folding four-segment ribs
TWI250000B Improved structure of umbrella frame capable of being folded into four sections
US2006207638A1 Opening device of automatic umbrella
US2006123594A1 Hinge coupling