Average Co-Inventor Count = 3.71
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. Merck + Co., Inc. (1 from 4,770 patents)
2. Merck Sharp + Dohme Corp. (1 from 2,405 patents)
3. Merch & Co., Inc. (1 from 2 patents)
3 patents:
1. 10183968 - Methods of preparing lyophilized spherical-shaped pellets of biological materials
2. 5607852 - Process for attenuated varicella zoster virus vaccine production
3. 5360736 - Process for attenuated varicella zoster virus vaccine production