Average Co-Inventor Count = 2.00
ph-index = 3
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. Panasonic Intellectual Property Management Co., Ltd. (3 from 13,262 patents)
3 patents:
1. D933191 - Cover for ceiling ventilation fan
2. D857872 - Ceiling ventilation fan
3. D857873 - Ceiling ventilation fan