Average Co-Inventor Count = 4.65
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. Welch Allyn, Inc. (5 from 873 patents)
5 patents:
1. D584689 - Auxiliary power interface for a portable illuminator assembly
2. D581566 - Illumination assembly
3. D562762 - Charging station for a portable illumination assembly
4. D558344 - Vaginal speculum
5. D535435 - Illuminator storage system