SN

Satoshi Niikura

TC Tokyo Ohka Kogyo Co.: 1 patents #12 of 39Top 35%
Overall (1997): #80,974 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5702861 Positive photoresist composition Takako Suzuki, Kousuke Doi, Hidekatsu Kohara, Toshimasa Nakayama 1997-12-30