Average Co-Inventor Count = 1.20
ph-index = 3
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. Thomas Industries, Inc. (3 from 159 patents)
3 patents:
1. D302328 - Post lantern lamp or the like
2. D302329 - Post lantern or the like
3. D302330 - Post lantern or the like