Average Co-Inventor Count = 1.50
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. Other (2 from 832,718 patents)
2. Marketspan Corporation (1 from 2 patents)
3 patents:
1. 9142148 - Adjustable reminder label
2. 5969623 - Gas alarm
3. 5764150 - Gas alarm