Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7022444 | Color image forming method and apparatus, and microcapsule toner for use therewith A color image forming method and apparatus using larger microcapsules each of which contains a plurality of kinds of smaller microcapsules scattered within the larger microcapsule, reacting substances that are mixed with each other to perform a coloring reaction bei... | 04/04/2006 |
| 5802402 | Camera back including improved film assemblage A film cassette may be used for housing film units of the self-developing type, each having a photosensitive area, a pod of processing fluid, and a leading edge. The film cassette may be used in a film assemblage, camera back, or imaging device having eit... | 09/01/1998 |
| 4814808 | Developing apparatus for photo/pressure sensitive sheet Disclosed is a photo-pressure sensitive recording sheet developing apparatus in which vibratory pressure generated by an ultrasonic wave generating means is applied to a photo/pressure sensitive recording sheet using microcapsules carrying a latent image ... | 03/21/1989 |
| 3948662 | Method of processing film unit with processing solution wave front modifying means A photographic film assemblage including a container, a plurality of self-developing film units within the container which are adapted to be sequentially exposed and treated with a liquid processing composition, and members associated with the container s... | 04/06/1976 |
