TY

Tadahiko Yokota

AC Ajinomoto Co.: 26 patents #22 of 2,190Top 2%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #147,013 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4892676 Phenyl pyrimidine compound and liquid crystalline composition Takao Sakurai, Eri Komatsu, Naoko Mikami, Ryoichi Higuchi, Koji Takeuchi 1990-01-09
4874542 Phenyl-pyrimidine liquid crystal compounds and liquid crystal compositions containing the same Ryoichi Higuchi, Takao Sakurai, Naoko Mikami, Eri Yamamoto, Koji Takeuchi 1989-10-17