NT

Naoko Tsukahara

EI Eisai: 4 patents #282 of 998Top 30%
Overall (All Time): #1,266,592 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6787534 Sulfonamide-containing heterocyclic compounds Toru Haneda, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Keiko Takahashi +10 more 2004-09-07
5854274 Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives Hiroshi Yoshino, Norihiro Ueda, Jun Niijima, Toru Haneda, Yoshihiko Kotake +5 more 1998-12-29
5846969 Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives Hiroshi Yoshino, Norihiro Ueda, Jun Niijima, Toru Haneda, Yoshihiko Kotake +5 more 1998-12-08
5834462 Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives Hiroshi Yoshino, Norihiro Ueda, Jun Niijima, Toru Haneda, Yoshihiko Kotake +5 more 1998-11-10