Average Co-Inventor Count = 1.00
ph-index = 1
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. Nico-pyrotechnik Hanns-juergen Diederichs Gmbh & Co. Kg (1 from 9 patents)
2. Nico-pyrotechnic Hanns-juergen Diederichs Gmbh & Co. Kg (1 from 1 patent)
2 patents:
1. D287529 - Emergency pyrotechnic signalling device
2. 4592159 - Device for signaling