Inventor
TEZUKA SACHIAKI
JP45 patents
⚠️ This page may combine multiple inventors who share the name “TEZUKA SACHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEMICONDUCTOR ENERGY LAB
37 patentsUS9455349B2Sep 27, 2016
Oxide semiconductor thin film transistor with reduced impurity diffusion
SEMICONDUCTOR ENERGY LAB27 citations94
US9231111B2Jan 5, 2016
Semiconductor device
SEMICONDUCTOR ENERGY LAB24 citations94
US9887295B2Feb 6, 2018
Thin film transistor with multiple oxide semiconductor layers
SEMICONDUCTOR ENERGY LAB16 citations93
US9472678B2Oct 18, 2016
Semiconductor device
SEMICONDUCTOR ENERGY LAB19 citations93
US9373711B2Jun 21, 2016
Semiconductor device
SEMICONDUCTOR ENERGY LAB17 citations93
US9190527B2Nov 17, 2015
Semiconductor device and manufacturing method of semiconductor device
SEMICONDUCTOR ENERGY LAB18 citations93
US9166021B2Oct 20, 2015
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB23 citations92
US10192995B2Jan 29, 2019
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB8 citations84
US10103271B2Oct 16, 2018
Semiconductor device
SEMICONDUCTOR ENERGY LAB9 citations84
US10056497B2Aug 21, 2018
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB5 citations84
US9917209B2Mar 13, 2018
Manufacturing method of semiconductor device including step of forming trench over semiconductor
SEMICONDUCTOR ENERGY LAB6 citations84
US9553200B2Jan 24, 2017
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB16 citations84
US9496376B2Nov 15, 2016
Method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB10 citations84
US9117916B2Aug 25, 2015
Semiconductor device comprising oxide semiconductor film
SEMICONDUCTOR ENERGY LAB10 citations84
US9006735B2Apr 14, 2015
Method for processing oxide semiconductor film and method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB6 citations84
US12094979B2Sep 17, 2024
Method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB2 citations73
US10950734B2Mar 16, 2021
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB2 citations73
US10522397B2Dec 31, 2019
Manufacturing method of semiconductor device
SEMICONDUCTOR ENERGY LAB2 citations73
US10236389B2Mar 19, 2019
Manufacturing method of semiconductor device
SEMICONDUCTOR ENERGY LAB2 citations73
US9899535B2Feb 20, 2018
Semiconductor device
SEMICONDUCTOR ENERGY LAB3 citations73
US9786495B2Oct 10, 2017
Method for evaluating semiconductor film and method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB2 citations73
US9786793B2Oct 10, 2017
Semiconductor device comprising oxide semiconductor layer including regions with different concentrations of resistance-reducing elements
SEMICONDUCTOR ENERGY LAB2 citations73
US9768320B2Sep 19, 2017
Semiconductor device
SEMICONDUCTOR ENERGY LAB2 citations73
US12453134B2Oct 21, 2025
Semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations63
US12191399B2Jan 7, 2025
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB0 citations63
US11967649B2Apr 23, 2024
Semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations63
US11646378B2May 9, 2023
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB0 citations63
US11495691B2Nov 8, 2022
Semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations63
US10923600B2Feb 16, 2021
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB0 citations63
US10217870B2Feb 26, 2019
Semiconductor device and manufacturing method of semiconductor device
SEMICONDUCTOR ENERGY LAB1 citations63
US9018629B2Apr 28, 2015
Semiconductor device and method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB3 citations63
US9660098B2May 23, 2017
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB1 citations52
US9570594B2Feb 14, 2017
Method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations52
US9269798B2Feb 23, 2016
Method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations52
US9136361B2Sep 15, 2015
Semiconductor device and method for manufacturing semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations52
US12563755B2Feb 24, 2026
Semiconductor device and manufacturing method thereof
SEMICONDUCTOR ENERGY LAB0 citations51
US9035304B2May 19, 2015
Semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations51
YAMAZAKI SHUNPEI
2 patentsISA TOSHIYUKI
2 patentsTEZUKA SACHIAKI
2 patentsUS8884297B2Nov 11, 2014
Microcrystalline silicon film, manufacturing method thereof, semiconductor device, and manufacturing method thereof
TEZUKA SACHIAKI3 citations60
US8410486B2Apr 2, 2013
Method for manufacturing microcrystalline semiconductor film and method for manufacturing semiconductor device
TEZUKA SACHIAKI4 citations60