Wataru Sumida — 9 Patents at Nec Electronics

Wataru Sumida has been granted 9 US patents while listed as an inventor at Nec Electronics. The first was granted in 1998 and the most recent in June 2021. Wataru Sumida ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Wataru Sumida in Hitachinaka, JP.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
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	$44,000
6639278	Semiconductor device	Michiaki Maruoka, Akihiro Shimomura, Manabu Yamada	2003-10-28	$42,000
5818282	Bridge circuitry comprising series connection of vertical and lateral MOSFETS	—	1998-10-06	$10,000

Wataru Sumida — 9 Patents

Issued Patents All Time

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