Average Co-Inventor Count = 2.67
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. Fujitsu General Limited (4 from 394 patents)
4 patents:
1. 6892551 - Air conditioner
2. 6557364 - Air conditioner
3. 6393856 - Air conditioner
4. 6089972 - Air conditioner