Patents (SCM) : [25] Collection home page

All items in DSpace are protected by copyright, with all rights reserved.

Browse
Subscribe to this collection to receive daily e-mail notification of new additions RSS Feed RSS Feed RSS Feed
Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 25
Issue DateTitleAuthor(s)Citation
10-Nov-2006Novel substituted phenylacetylenes and intermediates useful for the preparation of room temperature discotic nematic liquid crystals and a process for their preparationKumar, Sandeep; Varshney, S. K.; Chandrasekhar, S.Indian Patent IN9900927 A 20061110 , 10 November 2006, IN 214013 A1, Mar 31, 2008
29-Nov-2001Liquid Crystal Display Device containing nematic discotic materialChandrasekhar, S.; Prasad, S. K.; Nair, Geetha Gopinathan; Rao, Doddamane Sreenivasamurthy Shankar; Kumar, Sandeep; Manickam, MayandithevarUS Patent US2001046568 (A1) 29 November 2001
22-Feb-1996Use of low-molecular wight or polymeric organic compounds having columnar helical phase with liquid crystalline propertiesPaulus, W.; Haeusling, L.; Siemensmeyer, K.; Etzbach, K.H.; Adam, D.; Simmerer, J.; Ringsdorf, H.; Schuhmacher, P.; Haarer, D.; Kumar, SandeepGerman Patent DE 4.429.597 , 22 February 1996; Japan Patent JPH10504311 (A), 28 April 1998; US Patent US5798197 (A), 25 August 1998; US Patent US6036883 (A), 14 March 2000; WIPO Patent WO9606144 (A1) 29 February 1996
11-Aug-2006Novel room temperature discotic nematic liquid crystals and a process for their preparationKumar, Sandeep; Varshney, S. K.; Chandrasekar, S.Indian Patent IN 1999MA00926 A 20060811 11 Aug 11,2006, IN 206801 Jun 29, 2007
8-Jul-1989A one-​step preparation of 2,​6,​6-​trimethylcyclohexa-​1,​3-​diene-​1-​carboxaldehyde (safranal) from a mixture of 2,​6,​6-​trimethylcyclohex-​1- and 2-​ene-​1-​carboxaldehydes (cyclocitrals)Kumar, Sandeep; Kulkarni, Ashok Krishna; Sukh, DevIndian IN 164,929 (Cl.C07C47/42), 08 Jul 1989; 9pp
4-Mar-2005Novel phenanthrophenazine derivatives and a process for their preparationKumar, Sandeep; Manickam, M.Indian Patent IN 1998MA01808 A 20050304,
1-Jun-1995Preparation of Tricycloquinazoline as discotic liquid crystal componentsKeinan, Ehud; Kumar, SandeepGerman Patent, DE 4340408 A1 19950601 (1995).
5-Apr-2000An improved liquid crystal display deviceChandrasekhar, S.; Prasad, S.K.; Nair, G.G.; Rao, D.S.S.; Kumar, Sandeep; Manickam, M.European Patent: EP0990943 (A1) ― 2000-04-05
6-Jun-2003Driving method of liquid crystal display element and driving circuitKUWATA, TAKESHI; RUCKMONGATHAN, T.N.; NAGANO, HIDEYUKI; YAMASHITA, TAKASHI; HASEBE, HIROSHI; KO, HIDEMASA; NAKAGAWA, YUTAKA; ONISHI, TAKANORIJapanese Patent JP2003162269 (A) 2003, Japanese Patent JP3500382 (B2) 2004
1996Method of driving display element and its driving deviceKuwata, Takeshi; Ruckmongathan, T.N.; Nakagawa, Yutaka; Koh, Hidemsa; Nakazava, Akira; Ohnishi, TakanoriUS Patent 5548302 (A),1996; European Patent EP0581255 (A1), 1994; European Patent EP0581255 (B1), 1999.
16-Jul-2013System and method to drive display matrixRuckmongathan, T.N.US Patent No 8487855 B2, 2013
1996Driving method of driving a liquid crystal display elementKuwata, Takeshi; Ruckmongathan, T.N.; Nakagawa, Yutaka; Koh, Hidemasa; Hasebe, Hiroshi; Yamashita, Takashi; Nagano, Hideyuki; Ohnishi, TakanoriUS Patent US5489919, 1996
1998Liquid crystal display apparatusKuwata, Takeshi; Ohnishi, Takanori; Ruckmongathan, T.N.; Ito, MasamiEuropean Patent EP0617399 , 1998; European Patent EP0617399 (B1),1998; German Patent DE69412677 (T2),1999; Chinese Patent CN1093176 (A),1994.
1997Driving method of driving a liquid crystal display elementKuwata, Takeshi; Ruckmongathan, T.N.; Nakagawa, Yutaka; Koh, Hidemasa; Hasebe, Hiroshi; Yamashita, Takashi; Nagano, Hideyuki; Ohnishi, TakanoriUS Patent 5596344, 1997; European Patent EP0522510 (A2), 1993; Germany Patent DE69214206 (T2), 1997; US Patent 5262881 (A), 1993; US Patent 5682177 (A), 1997
2003Method and a circuit for gradationally driving a flat display deviceRuckmongathan, T.N.US Patent US6630916, 2003; US Patent US6630916 (X6), 2003; US Patent US6097357 (A), 2000
1997Display apparatus and a driving method for a display apparatusAsari, Goro; Nakagawa, Yutaka; Ruckmongathan, T.N.; Kuwata, TakeshiUS Patent 5689280, 1997;European Patent EP0618562 (A1),1994; European Patent EP0618562(B1), 1998; German Patent DE69410682 (T2),1999; Chinese Patent CN1110789(A), 1995.
1998Method for forming column signals for a liquid crystal display apparatusKuwata, Takeshi; Ruckmongathan, T.N.; Ohbiki, Toru; Ito, Masami; Asari, Goro; Ohnishi, TakanoriUS Patent 5754157, 1998
2010Method to obtain uniform grayscale to grayscale response times in LCDs and a system thereofRuckmongathan, T.N.US Patent US2010238103 (A1), 2010
2010Systems and methods to drive an LCDRuckmongathan, T.N.US Patent US2010277461, 2010
1997Display apparatus and a data signal forming method for the display apparatusAsari, Goro; Ruckmongathan, T.N.; Kuwata, Takeshi; Nakagawa, YutakaUS Patent 5644329 (A),1997;European Patent EP0612184 (A2),1994; European Patent EP0612184 (A3),1995; European Patent EP0612184 (B1),1999; German Patent DE69420437 (T2),1999.
Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 25