Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6995287 | Synthesis of vinylsulfones | Charles W. Wright, James J. Seifert, Stephen A. Godleski, Marshall L. Vandewalle | 2006-02-07 |
| 6291152 | Photographic element having improved dye stability, compound, and imaging process | Paul A. Burns, Robert F. Romanet, Susan M. Fischer, David G. Lincoln | 2001-09-18 |
| 5998122 | Photographic element containing pyrazoloazole magenta coupler and a specific anti-fading agent | Stanley W. Cowan | 1999-12-07 |
| 5985533 | Photographic element having improved magenta dye light stability and process for its use | Robert F. Romanet, Paul A. Burns, Susan M. Fischer, Rajiv P. Balasubramanian, David G. Lincoln +1 more | 1999-11-16 |
| 5972587 | Photographic element having improved magenta dye light stability and process for its use | Robert F. Romanet, Paul A. Burns, Susan M. Fischer, Rajiv P. Balasubramanian, David G. Lincoln | 1999-10-26 |
| 5972574 | Photographic element containing magenta coupler having improved manufacturability and dye light stability | Susan M. Fischer, Robert F. Romanet, Daniel L. Kapp, Paul A. Burns, Rakesh K. Jain +1 more | 1999-10-26 |
| 5925503 | Photographic element having improved magenta dye light stability and process for its use | John W. Harder, Paul A. Burns | 1999-07-20 |
| 5695921 | Photographic elements with magenta dye forming couplers and stabilizers | Sundaram Krishnamurthy, Rakesh K. Jain | 1997-12-09 |
| 5677118 | Photographic element containing a recrystallizable 5-pyrazolone photographic coupler | Sundaram Krishnamurthy, Stanley W. Cowan, Ruthann M. McGarry | 1997-10-14 |
| 5627017 | Low melting point ionizable epoxy scavengers for residual magenta couplers | Krishnan Chari, Sundaram Krishnamurthy | 1997-05-06 |
| 5620677 | Compositions of iodophenoxy alkanes and iodophenyl ethers for visualization of the gastrointestinal tract | Carl R. Illig, Eugene R. Cooper, John L. Toner, Donald A. Upson, Brent Douty +5 more | 1997-04-15 |
| 5543276 | Color photographic element containing new epoxy scavengers for residual magenta coupler | Krishnan Chari, Wendell F. Smith, Jr., Sundaram Krishnamurthy | 1996-08-06 |
| 5466433 | Polyiodinated aroyloxy esters | Edward R. Bacon, Sol J. Daum | 1995-11-14 |
| 5426021 | Liquid or low melting bis-phenol stabilizers for yellow image dye stabilization in ektacolor paper | Sundaram Krishnamurthy, Rakesh K. Jain, Thomas A. Rosiek | 1995-06-20 |
| 5322679 | Iodinated aroyloxy esters | Edward R. Bacon, Sol J. Daum | 1994-06-21 |
| 5316755 | Compositions of iodophenoxy alkanes and iodophenyl ethers for visualization of the gastrointestinal tract | Carl R. Illig, Eugene R. Cooper, John L. Toner, Donald A. Upson, Brent Douty +5 more | 1994-05-31 |