RR

Ramakrishna Ravikiran

PR Promerus: 13 patents #11 of 140Top 8%
SC Sumitomo Bakelite Co.: 4 patents #87 of 790Top 15%
ST Stepan: 3 patents #60 of 221Top 30%
3M: 1 patents #7,233 of 11,543Top 65%
BG B. F. Goodrich: 1 patents #389 of 734Top 55%
📍 Centennial, CO: #40 of 514 inventorsTop 8%
🗺 Colorado: #2,427 of 40,980 inventorsTop 6%
Overall (All Time): #275,629 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10435618 Surfactants for enhanced oil recovery Jieyuan Zhang 2019-10-08
9567512 Surfactants for enhanced oil recovery Jieyuan Zhang 2017-02-14
8420293 Optical waveguides and methods thereof Koji Choki, Tetsuya Mori, Makoto Fujiwara, Keizo Takahama, Kei Watanabe +6 more 2013-04-16
8403044 Sulfonated internal olefin surfactant for enhanced oil recovery John C. Hutchison, Patrick Shane Wolfe, Thomas E. Waldman 2013-03-26
8053166 Optical waveguides and methods thereof Koji Choki, Tetsuya Mori, Makoto Fujiwara, Keizo Takahama, Kei Watanabe +6 more 2011-11-08
8053515 Directly photodefinable polymer compositions and methods thereof Edmund Elce, Andrew Bell, Brian Knapp, Hendra Ng, Larry F. Rhodes +8 more 2011-11-08
8021825 Optical waveguides and methods thereof Koji Choki, Tetsuya Mori, Makoto Fujiwara, Keizo Takahama, Kei Watanabe +6 more 2011-09-20
7910674 Polymerized cycloolefins using transition metal catalyst and end products thereof Larry F. Rhodes, Andrew Bell, John C. Fondran, Saikumar Jayaraman, Brian L. Goodall +2 more 2011-03-22
7858721 Photosensitive dielectric resin compositions, films formed therefrom and semiconductor and display devices encompassing such films Dino Amoroso, Brian Bedwell, Andrew Bell, Edmund Elce, Rajesh Raja Puthenkovilakom +7 more 2010-12-28
7851575 Polycyclic polymers containing pendant ion conducting moieties Xiaoming Wu, Larry F. Rhodes, Robert A. Shick, Hiroko Nakano, Hirotaka Nonaka +4 more 2010-12-14
7820356 Optical waveguides and methods thereof Koji Choki, Tetsuya Mori, Makoto Fujiwara, Keizo Takahama, Kei Watanabe +6 more 2010-10-26
7524594 Photosensitive dielectric resin compositions, films formed therefrom and semiconductor and display devices encompassing such films Dino Amoroso, Brian Bedwell, Andrew Bell, Edmund Elce, Rajesh Raja Puthenkovilakom +7 more 2009-04-28
7378456 Directly photodefinable polymer compositions and methods thereof Edmund Elce, Larry F. Rhodes, Robert A. Shick, Saikumar Jayaraman 2008-05-27
6903171 Polymerized cycloolefins using transition metal catalyst and end products thereof Larry F. Rhodes, Andrew Bell, John C. Fondran, Saikumar Jayaraman, Brian L. Goodall +2 more 2005-06-07
6677175 Optical waveguides and methods for making the same Xiao-Mei Zhao, Phillip S. Neal, Robert A. Shick, James E. Watson, Thomas M. Kafka +2 more 2004-01-13
6538087 Polymeric compositions for forming optical waveguides; optical waveguides formed therefrom; and methods for making same Xiao-Mei Zhao, Phillip S. Neal, Robert A. Shick, Larry F. Rhodes, Andrew Bell 2003-03-25
6140405 Salt-modified electrostatic dissipative polymers Yona Eckstein 2000-10-31