Average Co-Inventor Count = 3.43
ph-index = 2
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. Fuji Electric Co., Ltd. (1 from 4,806 patents)
2. Konica Corporation (1 from 3,106 patents)
3. Teijin Limited (1 from 1,586 patents)
2 patents:
1. 5606842 - Manufacturing method for photosensitive film magazines and manufacturing
2. 4518962 - Device for transmitting measurement data from a rotating body