Yoshitsugu Hama

AC Awa Paper Mfg. Co.: 1 patents #1 of 15Top 7%

ND Nitto Denko: 1 patents #58 of 180Top 35%

📍 Naruto, JP: #2 of 7 inventorsTop 30%

Overall (2005): #71,817 of 245,428Top 30%

Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6919026	Semipermeable membrane support and process of preparation thereof	Yoshifumi Kusaka, Akihiro Okubo	2005-07-19