Average Co-Inventor Count = 4.93
ph-index = 4
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. Eisai Company, Limited (3 from 677 patents)
2. Sansho Co., Ltd. (2 from 10 patents)
3. Takasago International Corporation (1 from 508 patents)
4 patents:
1. 5246949 - Preparation for endermism containing dopamine derivatives
2. 5041437 - Pharmaceutical preparation for percutaneous administration containing
3. 4994279 - Multi-layer granule
4. 4853211 - Stable, effervescent vaginal suppositories