Average Co-Inventor Count = 4.44
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. Nissin Electric Co., Ltd. (2 from 173 patents)
2. The Kansai Electric Power Co., Inc. (1 from 195 patents)
2 patents:
1. 7570502 - Inverter apparatus comprising switching elements
2. 6574125 - DC-DC converter and bi-directional DC-DC converter and method of controlling the same