Average Co-Inventor Count = 2.82
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. Minnesota Mining and Manufacturing Company (3 from 7,865 patents)
2. Imation Corporation (1 from 621 patents)
4 patents:
1. 6628598 - Patterned media system
2. 5702876 - Photographic film base and color photographic material comprising a
3. 5179486 - Head positioning and tape support apparatus for data recorder
4. 4686596 - Recording head core yoke and method of manufacture