YW

Yumiko Wada

HC Hitachi Chemical Company: 1 patents #29 of 108Top 30%
Overall (2002): #82,920 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6416931 Photosensitive element for preparing a phosphor pattern Takeshi Nojiri, Hideyasu Tsuiki, Hiroyuki Tanaka, Seiji Tai, Seikichi Tanno +4 more 2002-07-09