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Sumiyuki Nagata

Otofuke, OH: #1 of 1 inventorsTop 100%

Overall (All Time): #1,570,244 of 4,157,543Top 40%

3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
7757658	Nagata cycle rotary engine	Ryan Cobb	2010-07-20
6651609	Nagata cycle rotary engine	Ryan Cobb	2003-11-25
5937820	Four cycle rotary engine	Ryan Cobb	1999-08-17