YY

Yoshio Yahata

SL Shiseido Company, Limited: 2 patents #353 of 1,112Top 35%
Overall (All Time): #2,299,318 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5182103 Magnesium aluminometasilicate coated composite powder and use thereof Toshihiko Nakane, Masumi Koishi, Hiroshi Fukui, Yutaka Okunuki, Shigenori Kumagai +13 more 1993-01-26
5122418 Composite powder and production process Toshihiko Nakane, Masumi Koishi, Hiroshi Fukui, Yutaka Okunuki, Shigenori Kumagai +11 more 1992-06-16