Yuka Sudo — 4 Patents at Hitachi

Yuka Sudo has been granted 4 US patents while listed as an inventor at Hitachi. The first was granted in 1992 and the most recent in December 1994. Yuka Sudo ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Yuka Sudo in Ibaraki, JP.

Patents per Year

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5370821	Optically active compounds, liquid crystal compositions comprising said compounds, and liquid crystal optical modulators using said compositions	Koichi Matsumura, Mitsuru Kawada, Yoshitaka Uesugi, Katsumi Kondo, Teruo Kitamura	1994-12-06	$83,000
5328643	Optically active compounds, liquid crystal composition containing said compounds, and liquid crystal optical modulator using said composition	Katsumi Kondo, Teruo Kitamura, Koichi Matsumura, Mitsuru Kawada, Yoshihiro Sugihara	1994-07-12	$111,000
5269965	Optically active compounds, liquid crystal compositions comprising said compounds and liquid crystal optical modulators using said compositions	Koichi Matsumura, Mitsuru Kawada, Yoshitaka Uesugi, Katsumi Kondo, Teruo Kitamura	1993-12-14	$92,000
5152919	Optically active compounds, liquid crystal compositions comprising said compounds, and liquid crystal optical modulators using said compositions	Teruo Kitamura, Katsumi Kondo, Koichi Matsumura, Mitsuru Kawada, Yoshihiro Sugihara	1992-10-06	$34,000

Yuka Sudo — 4 Patents

Patents per Year

Issued Patents All Time

Patent Widget