Average Co-Inventor Count = 4.00
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. Hisaka Works, Ltd. (2 from 46 patents)
2. Otsuka Pharmaceutical Factory, Inc. (1 from 188 patents)
3. Nishirei Corporation (1 from 1 patent)
2 patents:
1. 5895626 - Sterilizing method, apparatus and container of solid matter or liquid
2. 5849246 - Apparatus for spray sterilization and method therefor