DD

Dmitry I. Dergachev

RA Rolic Ag: 3 patents #31 of 102Top 35%
NA Niopic Moscow Research & Production Association: 1 patents #12 of 28Top 45%
Overall (All Time): #1,613,546 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6671028 Distorted helix ferroelectric liquid crystal cell Leonid A. Beresnev, Nina I. Chernova, Vladimir Grigorievich Chigrinov, Alexander Vasilievich Ivashchenko, Marina V. Loseva +5 more 2003-12-30
5770109 Ferroelectric liquid crystal cell Leonid A. Beresnev, Nina I. Chernova, Vladimir Grigorievich Chigrinov, Alexander Vasilievich Ivashchenko, Marina V. Loseva +5 more 1998-06-23
5676880 Ferroelectric liquid crystal cell Leonid A. Beresnev, Nina I. Chernova, Vladimir Grigorievich Chigrinov, Alexander Vasilievich Ivashchenko, Marina V. Loseva +5 more 1997-10-14