Inventor
ISHIGURO TETSURO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “ISHIGURO TETSURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
12 patentsUS9029868B2May 12, 2015
Semiconductor apparatus having nitride semiconductor buffer layer doped with at least one of Fe, Si, and C
FUJITSU LTD9 citations83
US10992269B2Apr 27, 2021
Compound semiconductor device with high power and reduced off-leakage and method for manufacturing the same
FUJITSU LTD3 citations73
US10431656B2Oct 1, 2019
Semiconductor crystal substrate with Fe doping
FUJITSU LTD5 citations72
US9269799B2Feb 23, 2016
Semiconductor apparatus
FUJITSU LTD5 citations72
US9184241B2Nov 10, 2015
Semiconductor apparatus
FUJITSU LTD4 citations72
US9502525B2Nov 22, 2016
Compound semiconductor device and method of manufacturing the same
FUJITSU LTD2 citations62
US10600901B2Mar 24, 2020
Compound semiconductor device and manufacturing method thereof
FUJITSU LTD0 citations51
US10270404B2Apr 23, 2019
Compound semiconductor device and method of manufacturing the same
FUJITSU LTD0 citations51
US9997594B2Jun 12, 2018
Gallium nitride based high electron mobility transistor (GaN-HEMT) device with an iron-doped cap layer and method of manufacturing the same
FUJITSU LTD0 citations51
US9899492B2Feb 20, 2018
Compound semiconductor device and method for manufacturing the same
FUJITSU LTD0 citations51
US9312341B2Apr 12, 2016
Compound semiconductor device, power source device and high frequency amplifier and method for manufacturing the same
FUJITSU LTD0 citations51
US10847642B2Nov 24, 2020
Compound semiconductor device and fabrication method
FUJITSU LTD0 citations41