Average Co-Inventor Count = 3.27
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Eastman-kodak Company (3 from 21,594 patents)
3 patents:
1. 5285237 - Photoprint retaining platen for digitizing image scanner
2. 5270839 - Dual imaging station photoprint scanner
3. 4786928 - Mirror system for a single lens reflex camera