Average Co-Inventor Count = 2.00
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. Sanyo Electric Co., Ltd. (1 from 8,782 patents)
2. Tottori Sanyo Electric Co., Ltd. (1 from 143 patents)
1 patent:
1. 7915623 - Light-emitting diode array, light-emitting diode, and printer head