Akira Hirasawa

DP Daio Paper: 1 patents #3 of 10Top 30%

Overall (2017): #500,919 of 506,227Top 100%

Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9668620	Toilet paper production method and toilet paper	Shigeo Ishikawa	2017-06-06