Average Co-Inventor Count = 1.57
ph-index = 5
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. Libbey Glass Inc. (2 from 100 patents)
2. Other (1 from 832,891 patents)
6 patents:
1. D828096 - Glass
2. D735532 - Glass
3. D346973 - Combined watch and stethoscope head
4. 5252787 - Stethoscope
5. D298054 - Trauma cassette holder for portable lateral X-rays
6. D284790 - Combined stethoscope head and flexible sound tube