Average Co-Inventor Count = 6.00
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. Merck + Co., Inc. (2 from 4,770 patents)
2 patents:
1. 4824849 - .alpha..sub.2 -adrenoceptor antagonistic arylquinolizines
2. 4710504 - Anti-depressant spiro hexahydro arylquinolizine derivatives,