Average Co-Inventor Count = 4.80
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. Arisawa Mfg. Co., Ltd. (2 from 68 patents)
2. Sony Corporation (1 from 58,130 patents)
2 patents:
1. 7633677 - Reflective screen
2. 7221508 - Reflex-type screen