Average Co-Inventor Count = 5.71
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. Panasonic Corporation (4 from 16,453 patents)
2. Panasonic Ecology Systems Guangdong Co., Ltd. (4 from 56 patents)
4 patents:
1. 10684028 - Pipe shield of ventilating apparatus
2. 9631828 - Ventilating fan
3. 9534802 - Ventilation device
4. 9513022 - Ventilating fan