DC

Douglas W. Constable

Eastman Kodak: 24 patents #383 of 8,114Top 5%
GP Gte Products: 1 patents #520 of 928Top 60%
📍 Batavia, NY: #1 of 78 inventorsTop 2%
🗺 New York: #5,157 of 115,490 inventorsTop 5%
Overall (All Time): #165,670 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
6871016 Recyclable camera and method for assembling same 2005-03-22
6826365 Battery saving flash charger control 2004-11-30
6768869 Camera body, camera and method for assembling same 2004-07-27
6574430 Camera electronic system and method of assembling same 2003-06-03
6442346 Flash apparatus with one-time-use camera Michael R. Allen 2002-08-27
6351608 One-time-use camera with external flash unit 2002-02-26
6249648 Camera flash circuit with optical data recording circuit 2001-06-19
6054814 Camera flash charging apparatus for low cost single use camera 2000-04-25
6038408 Optical data recording circuit for a film camera 2000-03-14
6035141 Optical data recording circuit for a film camera 2000-03-07
5870639 Optical data recording circuit for a photographic camera David C. Smart 1999-02-09
5781804 Single touch flash charger circuit with timer control 1998-07-14
5761541 Single use camera with flash charging circuit Joseph C. Weiser 1998-06-02
5729774 Low cost motorized camera with flash control circuit 1998-03-17
5713055 Ambient light sensitive automatic flash control circuit Joel S. Lawther, Norbert Koenig, David R. Dowe 1998-01-27
5634153 Static immunity for single touch flash charger control 1997-05-27
5619737 Encodement-on-film recording apparatus utilizes flash components in a camera Randy E. Horning, David C. Smart 1997-04-08
5574521 Optical film encoding apparatus Randy E. Horning 1996-11-12
5567543 Filmstrip and flexible battery unit 1996-10-22
5390020 Video amplifier stabilization for CRT printing 1995-02-14
5303056 Dynamic gain correction for CRT printing 1994-04-12
5140422 Video sync removal circuit 1992-08-18
4694355 Black and white level adjustment and normalization circuit for a color video printer 1987-09-15
4694356 Modification of color component video signals to compensate for decreasing white sensitivity of photographic element 1987-09-15
4262303 Correct tint indicator circuit for a VIR system 1981-04-14