AC

Anu Chopra

TO Transitions Optical: 24 patents #4 of 143Top 3%
PO Ppg Industries Ohio: 5 patents #264 of 1,316Top 25%
Johnson & Johnson: 4 patents #2,223 of 7,810Top 30%
Overall (All Time): #100,895 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 25 most recent of 34 patents

Patent #TitleCo-InventorsDate
12304991 Photochromic article Joseph D. Turpen, Elizabeth A. Zezinka, Emily Amond, Michael Frank Haley, Beon-Kyu Kim +6 more 2025-05-20
11518751 Photochromic indeno-fused naphthopyran compounds with reduced temperature dependence Robert W. Walters, Chien-Yang Chiu, Darrin R. Dabideen, Sujit Mondal, Nick J. Parise +1 more 2022-12-06
10493486 Method of forming a photochromic segmented multifocal lens Paul J. Lynch, Frank M. Haley 2019-12-03
9465234 Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank Molock, Victor A. Montes +3 more 2016-10-11
9097916 Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank Molock, Victor A. Montes +3 more 2015-08-04
9073838 Method of making indeno-fused naphthol materials Barry Van Gemert, Wenjing Xiao, Huayun Yu 2015-07-07
9034219 Photochromic compounds and compositions Meng He, Darrin R. Dabideen, Xiao-Man Dai, Wenjing Xiao, Ruisong Xu +2 more 2015-05-19
9028728 Photochromic materials that include indeno-fused naphthopyrans Kevin E. Bancroft, Xiao-Man Dai, Beon-Kyu Kim, David B. Knowles, Jason R. Lewis +8 more 2015-05-12
9006427 Photochromic materials demonstrating improved fade rates Patrick M. Brown 2015-04-14
8920928 Photochromic compounds and compositions Meng He, Darrin R. Dabideen, Sujit Mondal, Xiao-Man Dai, Ruisong Xu +4 more 2014-12-30
8859097 Photochromic compounds, compositions and articles 2014-10-14
8815771 Mechanochromic coating composition Jun Deng, Charles R. Hickenboth, Robin M. Peffer 2014-08-26
8765978 Method of making indeno-fused naphthol materials Barry Van Gemert, Wenjing Xiao, Huayun Yu 2014-07-01
8748634 Photochromic materials demonstrating improved fade rates Patrick M. Brown 2014-06-10
8741188 Ophthalmic devices comprising photochromic materials having extended pi-conjugated systems Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank Molock, Victor A. Montes +3 more 2014-06-03
8647538 Photochromic compounds having at least two photochromic moieties Yunyi Lu, Wenjing Xiao, Robert W. Walters, Feng Wang, M. Frank Haley +3 more 2014-02-11
8563212 Methods for producing photosensitive microparticles, non-aqueous dispersions thereof and articles prepared therewith Steven Bowles, James P. Colton, Dennis L. Faler, M. Frank Haley, Paul H. Lamers +5 more 2013-10-22
8563213 Methods for producing photosensitive microparticles Steven Bowles, Randy E. Daughenbaugh, Dennis L. Faler, M. Frank Haley, Paul H. Lamers +5 more 2013-10-22
8535577 Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans David B. Knowles, Huayun Yu 2013-09-17
8388872 Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank Molock, Victor A. Montes +3 more 2013-03-05
8277699 Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans David B. Knowles, Huayun Yu 2012-10-02
8158037 Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank Molock, Victor A. Montes +3 more 2012-04-17
8153344 Methods for producing photosensitive microparticles, aqueous compositions thereof and articles prepared therewith Dennis L. Faler, Forrest R. Blackburn, Kevin J. Stewart, James P. Colton 2012-04-10
8147725 Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank Molock, Victor A. Montes +3 more 2012-04-03
7556751 Photochromic materials having electron-withdrawing substituents Beon-Kyu Kim, Barry Van Gemert 2009-07-07