Average Co-Inventor Count = 4.20
ph-index = 6
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. (6 from 8,780 patents)
7 patents:
1. D709449 - Power inverter
2. D456068 - Air conditioner
3. D453957 - Air conditioner
4. D451586 - Air conditioner
5. D433492 - Air conditioner
6. D423452 - AC/DC converter
7. D417724 - Air conditioner