Average Co-Inventor Count = 1.18
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. Other (2 from 832,812 patents)
2. Armstrong International, Inc. (2 from 40 patents)
5 patents:
1. 7931046 - Steam trap with inverted bucket float
2. D385777 - Locking nut
3. 5291845 - Marine deck plate
4. 4875428 - Motorized outrigger drive
5. 4630633 - Steam trap checker