Average Co-Inventor Count = 2.40
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. Aktiebolaget Astra (2 from 53 patents)
2. Astra Ab (2 from 46 patents)
4 patents:
1. 5968953 - Compounds with analgesic and local anaesthetic effect
2. 5756520 - Compounds with analgesic and local anaesthetic effect
3. 5360805 - Substituted 4-phenyl-4-piperidinecarboxamides with both local
4. 5227389 - Substituted 4-phenyl-4-piperidinecarboxamides with both local