Average Co-Inventor Count = 2.40
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. Ligon Brothers Manufacturing Company (2 from 8 patents)
2. Mccord Winn Textron Inc. (1 from 32 patents)
3. Ligon Brother Manufacturing Company (1 from 1 patent)
4 patents:
1. 6837265 - One way anti-back flow valve
2. 6357473 - One way anti-backflow valve
3. 5842659 - Lever actuator
4. 5681005 - Lever actuator