Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330646 | Camera film prewinding using D-shaped film perforations | Christopher M. Muir, Douglas H. Pearson, Ivan Thompson | 2008-02-12 |
| 6591476 | Registration mechanism and method | Joseph A. Watkins, Duane B. Kirk | 2003-07-15 |
| 6480675 | One-time-use camera with cartridge retainer to ensure film-on-sprocket retention during camera assembly | James G. Rydelek, Joseph A. Watkins, Robert F. Zwaap | 2002-11-12 |
| 6438323 | Camera film loading with delayed culling of defective cameras | Joseph A. Watkins, Jacob M. Shmois, Robert J. Blank, James J. Parker | 2002-08-20 |
| 6427322 | Registration mechanism and method | Joseph A. Watkins, Duane B. Kirk | 2002-08-06 |
| 6354431 | Dark box-transfer apparatus and manufacturing system | Joseph A. Watkins, Duane B. Kirk | 2002-03-12 |
| 6185372 | Camera wind and trip testing methods and apparatus | Joseph A. Watkins, Mark D. Garlock | 2001-02-06 |
| 6088528 | Camera wind and trip testing methods and apparatus | Joseph A. Watkins, Mark D. Garlock | 2000-07-11 |
| 6035128 | One-time-use camera with hinge-connected front and rear cover parts | Mark A. Lamphron, David Cipolla | 2000-03-07 |
| 5950029 | Variable format viewfinder mask and lens cover in camera | Mark A. Lamphron | 1999-09-07 |
| 5943521 | Camera with movable protective cover supported for pivoting to activate switch | Mark A. Lamphron | 1999-08-24 |
| 5937208 | Film scrolling method, apparatus and camera | — | 1999-08-10 |
| 5765042 | One-time-use camera with matching indicia on camera exterior and film cassette | Mark A. Lamphron, Jorg A. Matull | 1998-06-09 |
| 5325162 | Color image forming apparatus and toner container | Arthur S. Kroll, Arthur E. Dunn, Jerry E. Livadas | 1994-06-28 |
| 5291247 | Image forming apparatus having a corona ventilating means | — | 1994-03-01 |
| 5245388 | Image forming apparatus including indexible toning units | James G. Rydelek, David R. McDougal, Arthur E. Dunn | 1993-09-14 |
| 5237127 | Development apparatus having means for translating development units in producing multicolor images | James G. Rydelek, Kenneth R. Kanis | 1993-08-17 |
| 5182608 | Method and apparatus for applying toner to an electrostatic image | Arthur S. Kroll, Arthur E. Dunn, David M. Gaudino, Jerry E. Livadas, David R. Fairport +1 more | 1993-01-26 |
| 5170212 | Self-sealing journal assembly for a development apparatus | — | 1992-12-08 |
| 5146278 | Apparatus for applying toner to an electrostatic image | Arthur S. Kroll, Arthur E. Dunn | 1992-09-08 |
| 5138372 | Image forming apparatus and an image member cartridge | — | 1992-08-11 |
| 5111245 | Apparatus for positioning a development unit with respect to an image member | Arthur S. Kroll, Arthur E. Dunn | 1992-05-05 |
| 5079590 | Sealing mechanism for toner handling apparatus | — | 1992-01-07 |
| 5028961 | Development apparatus having a developer material storage chamber which automatically discharges upon operation of the mixer | — | 1991-07-02 |
| 5008538 | Corona charger apparatus of simplified construction | Michael S. Kowalczyk, Thomas W. Gray, Paul W. Partridge | 1991-04-16 |