Average Co-Inventor Count = 4.00
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. Ricoh Company, Ltd. (2 from 28,605 patents)
2 patents:
1. 9743470 - Lighting control circuit, illuminating lamp using the lighting control circuit, and lighting device using the illuminating lamp
2. 9357599 - Lighting control circuit, illuminating lamp using the lighting control circuit, and lighting device using the illuminating lamp