Average Co-Inventor Count = 4.00
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. Konishiroku Photo Industry Co., Ltd. (3 from 1,252 patents)
3 patents:
1. 4522891 - Support for lithographic printing plate
2. 4492740 - Support for lithographic printing plate
3. 4452880 - Process for developing positive photosensitive lithographic printing