Average Co-Inventor Count = 1.71
ph-index = 6
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. Guardian Products, Inc. (6 from 26 patents)
2. Other (1 from 832,812 patents)
3. Gaurdian Products, Inc. (1 from 1 patent)
8 patents:
1. 6257967 - Sharpener for veneer knife
2. 5530975 - Method of lifting a patient with a sling
3. 5396670 - Sling for a patient lifter
4. 5392802 - Folding tray for invalid walkers
5. 5291910 - Adjustable hand grip for orthopedic crutch
6. 5273063 - Folding tray for invalid walkers
7. 4872469 - Crutch with stair deflector
8. 4748994 - Reversible walker device