Average Co-Inventor Count = 1.45
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. Kohler Company (6 from 3,412 patents)
2. The Parker Pen Company (2 from 29 patents)
8 patents:
1. D312866 - Spout
2. D310763 - Non-slip surface unit for bathtubs or the like
3. D309999 - Non-slip surface unit for bathtubs or the like
4. D303423 - Combined drain handle and cover for a bathtub or the like
5. D302849 - Plumbing fitting handle
6. 4729134 - Toilet covering hinge assembly
7. D280422 - Fountain pen
8. D279383 - Ball point writing instrument