Average Co-Inventor Count = 3.75
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. Nagaoka Co., Ltd. (2 from 30 patents)
2 patents:
1. 8785698 - Methods and apparatus for production of natural L-menthol
2. 6162458 - Patch for beautification