Average Co-Inventor Count = 1.33
ph-index = 2
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. G. Leblanc Corporation (2 from 16 patents)
2 patents:
1. 5000072 - Apparatus for locating sections of a wind instrument
2. 4352428 - Reed holder