IS

Itaru Sakai

EI Eisai: 2 patents #451 of 998Top 50%
Overall (All Time): #2,281,884 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5560907 Whitening embellisher Kana Satoh, Tomohide Tanaka, Yutaka Morita, Takashi Hibi, Yoshio Tanabe +2 more 1996-10-01
5427775 Whitening embellisher Kana Satoh, Tomohide Tanaka, Yutaka Morita, Takashi Hibi, Yoshio Tanabe +2 more 1995-06-27