Average Co-Inventor Count = 3.43
ph-index = 1
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. Sony Corporation (2 from 58,129 patents)
2 patents:
1. 11427656 - Photosensitive composition for hologram recording, hologram recording medium, and hologram
2. 10444626 - Hologram recording composition, hologram recording medium, and method of producing hologram recording medium