YC

Yi-Chen Chi

Overall (All Time): #74,084 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
5246297 Journal for a frame fork of a bicycle 1993-09-21
5244290 Coupling for securing a handlebar to a bicycle frame 1993-09-14
5201242 Coupling for supporting a front fork in the head tube of a bicycle 1993-04-13
5197809 Journal for a frame fork of a bicycle 1993-03-30
5193930 Coupling for securing a handlebar stem of a bicycle 1993-03-16
5181437 Hub of a bicycle 1993-01-26
5163758 Journal for a head tube of a bicycle 1992-11-17
5106210 Bicycle hub 1992-04-21
5080519 Coupling for securing a handlebar to a bicycle frame 1992-01-14
5056238 Pair of vernier calipers having a protractor 1991-10-15
5002407 Hub of a bicycle 1991-03-26
4960187 Stop washer for a brake unit of a bicycle 1990-10-02
4960342 Coupling for securing a handlebar to a bicycle frame 1990-10-02
4934839 Journal for a frame fork of a bicycle 1990-06-19
4850456 Quick adjusting device for bicycle brake cable 1989-07-25
4810040 Bracket bearing axle device for bicycle 1989-03-07
4738551 Bicycle bottom axle cup assembly 1988-04-19