YY

Yukio Yamasita

NO Nippon Oil: 3 patents #7 of 101Top 7%
Overall (1994): #7,062 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5334468 Method for producing color filter Haruyoshi Sato, Toru Nakamura, Hitoshi Yuasa, Yutaka Otsuki 1994-08-02
5314769 Method for producing color filter Haruyoshi Sato, Toru Nakamura, Hitoshi Yuasa, Yutaka Otsuki 1994-05-24
5314770 Method for producing color filter Haruyoshi Sato, Toru Nakamura, Hitoshi Yuasa, Yutaka Otsuki 1994-05-24