Average Co-Inventor Count = 1.92
ph-index = 4
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. Other (2 from 832,812 patents)
2. Eastman-kodak Company (1 from 21,594 patents)
3. Minnesota Mining and Manufacturing Company (1 from 7,865 patents)
4 patents:
1. 5956071 - Mechanism for positioning film into a scanning position in an internal
2. 5014407 - Tube expanding device
3. 4989270 - Convertible cap
4. 4865779 - Lens molding apparatus and method