Average Co-Inventor Count = 9.00
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. Other (3 from 832,843 patents)
3 patents:
1. 6599605 - Squarylium compounds and optical recording media using the same
2. 6596364 - Squarylium compounds and optical recording medium containing the same
3. 6558768 - Optical recording medium and optical recording and reading method using the same