Inventor
Joan F. Rachel
Inventor
Penfield, NY, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Cprimary
G03CPhotosensitive materials for photographic purposes100%
PatentTitleYear
6,602,655'Black-and-white developing compositions and methods of use'20035,994,039'Black-and-white photographic developing composition and a method for its use'19995,738,979'Black-and-white development processing method with replenishment'19985,474,879'Radiographic film developers containing ascorbic acid and thioether development accelerators'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2003Patents assigned to EASTMAN KODAK CO (4)· patent assignee history
1995–2003Based in Penfield, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EASTMAN KODAK CO | 4 | 1995–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Penfield, New York, US | 4 | 1995–2003 |