Average Co-Inventor Count = 3.00
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. Sanyo Electric Co., Ltd. (2 from 8,780 patents)
2. Sanyo Telecommunications Co., Ltd. (1 from 17 patents)
2 patents:
1. 7096050 - Portable telephone
2. 7002616 - Cellular telephone