Average Co-Inventor Count = 4.52
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. Otsuka Pharmaceutical Factory, Inc. (6 from 188 patents)
6 patents:
1. 6686343 - Triazolopurine derivatives, pharmaceutical compositions containing the derivatives, and adenosine A3 receptor affinitive agents
2. 6288070 - Triazolopurine derivatives, medicinal composition containing the derivatives, adenosine A3 receptor compatibilizing agent, and asthmatic remedy
3. 5922866 - Process for preparing quinazolin-4-one derivatives
4. 5624918 - Phosphonic diester derivatives
5. 5527786 - Phosphonic diester derivatives
6. 5376665 - Phosphonic diester derivatives