Average Co-Inventor Count = 1.11
ph-index = 5
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 (4 from 832,812 patents)
2. Wm. D. Peterson & Associates (1 from 1 patent)
5 patents:
1. 4855608 - Laser curtain having an array of parabolic mirrors each focusing
2. 4524864 - Belt conveyor gap stringer support system
3. 4282835 - Internal combustion engine with gas synthesizer
4. 4261460 - Belt conveyor wire rope support system for wire rope mounted roller
5. 4123070 - High pressure high temperature light gas drive shaft seal