ST

Sadao Takehara

DC Dainippon Ink And Chemicals: 2 patents #4 of 100Top 4%
Overall (2004): #42,468 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6746728 Compound having tetrahydronaphthalene skeleton and liquid crystal composition containing same Tetsuo Kusumoto, Yoshitaka Saito, Makoto Negishi, Yutaka Nagashima, Haruyoshi Takatsu +3 more 2004-06-08
6693223 Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the same Kiyofumi Takeuchi, Haruyoshi Takatsu, Masashi Osawa 2004-02-17