Average Co-Inventor Count = 3.57
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. Shiseido Company, Limited (3 from 1,007 patents)
2. Institute for Advanced Skin Research Inc. (1 from 7 patents)
4 patents:
1. 6676932 - Ultraviolet absorbent, photostabilizer, ultraviolet ray-absorbing composition, photostabilized composition and external preparation for skin
2. 6476024 - Pyridazine derivatives and related composition
3. 6395896 - Pyridazine derivatives, manufacturing method and related composition
4. 6068845 - Inhibition of abnormal accumulation of extra-cellular matrices