Average Co-Inventor Count = 3.43
ph-index = 5
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. Euro-Celtique S.a. (4 from 270 patents)
2. Synergistics, Inc. (2 from 4 patents)
3. The Purdue Frederick Company (1 from 27 patents)
4. Mundipharma Ag (1 from 2 patents)
8 patents:
1. 4898729 - Treatment of hypertension, compounds and compositions for
2. 4654209 - Preparation for percutaneous administration
3. 4427631 - Povidone irradiation
4. 4322433 - Percutaneous administration of nitroglycerine
5. 4098813 - Preparation of alkali metal choline salicylate salt complexes
6. 4036951 - Ultra-violet filtration with certain aminosalicylic acid esters
7. 4001311 - Stabilized choline salicylate compounds
8. 3947491 - Stabilized choline salicylate compounds