Average Co-Inventor Count = 3.00
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. Telefonaktiebolaget Lm Ericsson (publ) (1 from 25,688 patents)
2. Varta Batterie Aktiengesellschaft (1 from 204 patents)
3. Siemen Ag (1 from 4 patents)
2 patents:
1. 3973192 - Device for providing an early detection of aerosol products of
2. 3959014 - Method to produce a protective oxide on the surface of positive nickel