Average Co-Inventor Count = 5.00
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. Fuji Electric Co., Ltd. (1 from 4,800 patents)
2. Hitachi, Ltd. (42,485 patents)
3. Nippon Steel Corporation (3,542 patents)
1 patent:
1. 8304847 - Semiconductor pressure sensor