Average Co-Inventor Count = 1.23
ph-index = 7
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. Lumex, Inc. (8 from 41 patents)
2. Other (1 from 832,891 patents)
9 patents:
1. D316139 - Bathtub hand rail
2. 4887323 - Bathtub hand rail
3. 4838291 - Axilliary crutch
4. 4583080 - Audible alarm and projection lamp attachment for a walking cane
5. D282453 - Wheel chair with adjustable table
6. D281997 - Raised toilet seat
7. 4453766 - Lift chair for disabled person
8. D248510 - Hand grip for patient walking aids
9. 3995650 - Adjustable positioned handgrip for canes, crutches, walkers and other