DW

David R. Whitcomb

CH Carestream Health: 18 patents #16 of 406Top 4%
3M: 14 patents #1,097 of 11,543Top 10%
Eastman Kodak: 11 patents #1,021 of 8,114Top 15%
📍 Woodbury, MN: #74 of 1,562 inventorsTop 5%
🗺 Minnesota: #1,010 of 52,454 inventorsTop 2%
Overall (All Time): #63,344 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
6991894 Thermally developable imaging materials with barrier layer Kumars Sakizadeh, Karissa L. Eckert, Gary E. LaBelle 2006-01-31
6803177 Silver compounds and compositions, thermally developable materials containing same, and methods of preparation Boris B. Bokhonov, Lilia P. Burleva, Nepal C. Howlader, Louis M. Leichter 2004-10-12
6566045 Asymmetric silver salt dimers and imaging compositions, materials and methods using same 2003-05-20
6472131 Asymmetric silver salt dimers and imaging compositions, materials and methods using same 2002-10-29
6465167 Core-shell silver salts and imaging compositions, materials and methods using same Oanh V. Pham 2002-10-15
6423481 High speed photothermographic materials with combined chemical sensitizers and methods of using same Sharon M. Simpson, Steven M. Shor 2002-07-23
6355408 Core-shell silver salts and imaging compositions, materials and methods using same Oanh V. Pham 2002-03-12
5491059 Silver carboxylate compounds as silver sources in photothermographic and thermographic elements 1996-02-13
5466804 Silver-carboxylate/1,2-diazine compounds as silver sources in photothermographic and thermographic elements William C. Frank 1995-11-14
5350669 Silver-carboxylate/1,2-diazine compounds as silver sources in photothermographic and thermographic elements William C. Frank 1994-09-27
5187049 Photosensitive thermally developed compositions Frank T. Sher 1993-02-16
5175081 Post-processsing stabilization of photothermographic emulsions Larry R. Krepski, Kumars Sakizadeh, Sharon M. Simpson 1992-12-29
5158866 Post-processing stabilization of photothermographic emulsions with amido compounds Sharon M. Simpson, Larry R. Krepski, Kumars Sakizadeh 1992-10-27
5145767 Thermally sensitive compositions comprised of salts of oxidizing acids and leuco dyes Frank T. Sher 1992-09-08
5077178 Full color photothermographic imaging system Alan J. Herbert, Susan K. Jongewaard 1991-12-31
5047566 Colorless ferric alkylphosphates 1991-09-10
4910186 Positive-acting thermographic materials 1990-03-20
4902668 Pressure sensitive carbonless imaging system incorporating uncolored ferric organophosphates and colored chelates Loren D. Albin 1990-02-20
4829046 Positive-acting thermographic materials 1989-05-09
4808565 Thermal imaging material Jon A. Bjork 1989-02-28
4500601 Chelating polymers for modifying metal surface properties 1985-02-19