WS

Wataru Sumida

NE Nec Electronics: 4 patents #172 of 1,789Top 10%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
NE Nec: 1 patents #7,889 of 14,502Top 55%
📍 Hitachinaka, JP: #539 of 2,447 inventorsTop 25%
Overall (All Time): #560,440 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11043585 Semiconductor device and method of manufacturing the same 2021-06-22
10170556 Semiconductor device and method for manufacturing the same Akihiro Shimomura 2019-01-01
9837492 Semiconductor device and method for manufacturing the same Akihiro Shimomura 2017-12-05
8173508 Semiconductor device having vertical type MOSFET and manufacturing method thereof Kenya Kobayashi 2012-05-08
7807531 Semiconductor device having trench-type gate and its manufacturing method capable of simplifying manufacturing steps 2010-10-05
7564098 Semiconductor device having trench-type gate and its manufacturing method capable of simplifying manufacturing steps 2009-07-21
6770539 Vertical type MOSFET and manufacturing method thereof 2004-08-03
6639278 Semiconductor device Michiaki Maruoka, Akihiro Shimomura, Manabu Yamada 2003-10-28
5818282 Bridge circuitry comprising series connection of vertical and lateral MOSFETS 1998-10-06