YB

Yoshika Banba

TC Tokyo Ohka Kogyo Co.: 1 patents #17 of 69Top 25%
Overall (2003): #87,671 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
RE38254 Positive resist composition Kazufumi Sato, Kazuyuki Nitta, Akiyoshi Yamazaki, Toshimasa Nakayama 2003-09-16