CH

Chih-Ching Hsien

Overall (2003): #6,848 of 273,478Top 3%
6
Patents 2003

Issued Patents 2003

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6668686 Inner periphery of a driving member for driving nut with different specifications 2003-12-30
6666111 Wrench teeth arrangement for ratchet tools 2003-12-23
6655238 Reinforcement teeth structure for ratchet 2003-12-02
6651533 Ratchet wheel mounting arrangement for ratchet wrenchet 2003-11-25
6609444 Switching lever for ratchet tools 2003-08-26
6516692 Pawl controlling device for ratchet tools 2003-02-11