Average Co-Inventor Count = 2.00
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. Other (2 from 832,891 patents)
2. Dalloz Safety Ab (2 from 11 patents)
4 patents:
1. 6427800 - Ear plug and method of manufacturing an ear plug
2. 5970160 - Earmuff
3. 5446973 - Process and apparatus for driving away adsorbates
4. 5240475 - Method and apparatus for the separation of one or more agents