Inventor · disambiguated record

Ying-Yueh Chang

Also filed as: CHANG YING-YUEH

1 granted patent·1 pending application·2 citations·filing 2015–2015

19Inventor score

Technology areasF21V G02B

Files withAHEAD OPTOELECTRONICS INC2

Top patents by PatentIndex Score

2 records

0161US9684103B2Structured light generation device and light source module with the sameAHEAD OPTOELECTRONICS INC·Filed 2015·Granted Jun 20, 2017·2 cites·10 claims
0227US2017131560A1Diffractive optical element and laser diode-doe moduleAHEAD OPTOELECTRONICS INC·Filed 2015·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →