Inventor · disambiguated record
Changhui Zhang
Also filed as: ZHANG CHANGHUI · Zhang Changhui Cathy
4 granted patents·1 pending application·17 citations·filing 2014–2019
68Inventor score
Top patents by PatentIndex Score
5 records- 0191US10069503B2Method of speeding up output alignment in a digital phase locked loopMICROSEMI SEMICONDUCTOR ULC·Filed 2017·Granted Sep 4, 2018·15 cites·17 claims
- 0265US10529245B2Methods for improving test efficiency and accuracy in a computer adaptive test (CAT)ASHLAND OIL INC·Filed 2014·Granted Jan 7, 2020·1 cites·20 claims
- 0362US10706734B2Methods for improving test efficiency and accuracy in a computer adaptive test (CAT)ASHLAND OIL INC·Filed 2014·Granted Jul 7, 2020·0 cites·12 claims
- 0460US2019156692A1Methods for improving test efficiency and accuracy in a computer adaptive test (cat)ASHLAND OIL INC·Filed 2019·Application pending·0 cites
- 0555US9584138B2Phase locked loop with accurate alignment among output clocksMICROSEMI SEMICONDUCTOR ULC·Filed 2016·Granted Feb 28, 2017·1 cites·22 claims
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