Inventor
NI XIANFENG
US18 patents
⚠️ This page may combine multiple inventors who share the name “NI XIANFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUZHOU HAN HUA SEMICONDUCTOR CO LTD
11 patentsUS11532739B2Dec 20, 2022
Integrated enhancement/depletion mode HEMT and method for manufacturing the same
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations61
US11056572B2Jul 6, 2021
Semiconductor device and method for manufacturing the same
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations61
US11049952B2Jun 29, 2021
Integrated enhancement/depletion mode HEMT
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations61
US10777653B2Sep 15, 2020
Method for manufacturing an integrated enhancement/depletion mode HEMT
SUZHOU HAN HUA SEMICONDUCTOR CO LTD1 citations61
US10727053B2Jul 28, 2020
Method of fabricating semiconductor structure
SUZHOU HAN HUA SEMICONDUCTOR CO LTD1 citations61
US10622456B2Apr 14, 2020
Semiconductor device and method for manufacturing the same
SUZHOU HAN HUA SEMICONDUCTOR CO LTD1 citations61
US10879063B2Dec 29, 2020
Method for fabricating high-quality and high-uniformity III-nitride epi structure
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations51
US10784366B2Sep 22, 2020
Integrated enhancement/depletion mode HEMT and method for manufacturing the same
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations51
US10763174B2Sep 1, 2020
Method for recovering carbon-face-polarized silicon carbide substrate
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations51
US12472710B2Nov 18, 2025
Microlens arrays and method for fabricating the same
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations50
US10777654B2Sep 15, 2020
Method for manufacturing nitrogen-face polarity gallium nitride epitaxial structure
SUZHOU HAN HUA SEMICONDUCTOR CO LTD0 citations40