YK

Yoshikazu Kikuchi

NC Nippon Silica Glass Co.: 1 patents #1 of 5Top 20%
TO Tosoh: 1 patents #6 of 59Top 15%
📍 Tochigi, JP: #47 of 161 inventorsTop 30%
Overall (1997): #56,126 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5665133 Process for production of pure transparent quartz Koichi Orii, Yukinobu Hara, Tomoyuki Akiyama, Koji Tsukuma 1997-09-09