Masayuki Kumazaki

SE Seiko Epson: 1 patents #641 of 1,351Top 50%

📍 Hitachinaka, JP: #132 of 334 inventorsTop 40%

Overall (2017): #322,027 of 506,227Top 65%

Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9751311	Fluid ejection device	Ryuji Moriyama	2017-09-05