Average Co-Inventor Count = 1.25
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 (5 from 832,680 patents)
5 patents:
1. 7762216 - Wood fired hot water heating system
2. 7735810 - Vehicle door strut support
3. 5504589 - System and apparatus for transmitting food orders to a central station
4. 4641590 - Liquid heating system
5. 4471724 - Liquid heating system