Average Co-Inventor Count = 5.46
ph-index = 4
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. (4 from 8,780 patents)
4 patents:
1. D475794 - Tablet cutting machine
2. D433492 - Air conditioner
3. D423452 - AC/DC converter
4. D417724 - Air conditioner