Inventor

CHEN YI-JHEN

TW4 patents

⚠️ This page may combine multiple inventors who share the name “CHEN YI-JHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHEN YI JHEN

2 patents

US8413549B2Apr 9, 2013

Revolving screwdriver with ratchet structure

CHEN YI JHEN14 citations76

US10150221B1Dec 11, 2018

Utility knife assembly with two blades

CHEN YI JHEN6 citations65

UNIV NAT TSING HUA

1 patent

US9974081B2May 15, 2018

Method of power allocation and base station using the same

UNIV NAT TSING HUA2 citations70

CHEN YI-JHEN

1 patent

US8764214B2Jul 1, 2014

Handy riveter device

CHEN YI-JHEN0 citations34