Average Co-Inventor Count = 3.00
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. Holmes Products Corporation (3 from 102 patents)
2. The Holmes Group, Inc. (1 from 83 patents)
4 patents:
1. 6308939 - Humidifier with wick change indicator
2. 6237899 - Humidifier with wick change indicator
3. 6116246 - Smokeless ashtray
4. 6053482 - Humidifier including a water filtration device