Average Co-Inventor Count = 3.00
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. Omron Corporation (3 from 4,127 patents)
3 patents:
1. 9599768 - Surface light source device having frame with light absorbing and reflecting portions
2. 8870438 - Surface light source device with frame including light source and light guide plate
3. 8864358 - Surface light source device and frame used therein