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. Nissan Motor Company Limited (1 from 13,402 patents)
2. Sanyo Electric Co., Ltd. (1 from 8,780 patents)
3. Clarion Co (1 from 1,057 patents)
4. Tottori Sanyo Electric Co., Ltd. (1 from 143 patents)
1 patent:
1. 5465408 - AGC circuit for operating in accordance with the nature of the