Average Co-Inventor Count = 2.40
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. Robertshaw Controls Company (3 from 877 patents)
3 patents:
1. D677754 - Housing for a device with dual solenoid valves
2. 7712483 - Adjustable seat valve with debris trap
3. 6789572 - Control valve with integral solenoid and regulator for gas appliances