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. Domnick Hunter Filters Ltd. (1 from 11 patents)
2. The Secretary of State for Social Services in Her Britannic Majesty's (1 from 9 patents)
2 patents:
1. 4732861 - Method and apparatus for detecting oil aerosol
2. 4446720 - Method and apparatus for detecting the presence of a contaminant in a