Average Co-Inventor Count = 4.19
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. Toppan Printing Co., Ltd. (4 from 1,268 patents)
2. Shiseido Company, Limited (1 from 1,008 patents)
4 patents:
1. 5272855 - Process and apparatus for manufacturing fluid container
2. 5201462 - Liquid container
3. 5029736 - Measuring cap
4. 4890770 - Dispensing and closing package for liquid products