Average Co-Inventor Count = 3.64
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. Hamamatsu-photonics K.k. (4 from 2,935 patents)
4 patents:
1. D554754 - X-ray device
2. 7110505 - X-ray source and nondestructive inspector
3. 7031433 - X-ray source and a nondestructive inspector
4. 7006601 - X-ray source