Average Co-Inventor Count = 3.16
ph-index = 3
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. Kao Corporation (3 from 3,602 patents)
2. Shibuya Kogyo Co., Ltd. (1 from 134 patents)
3 patents:
1. 5823400 - Container having nozzle plate with engagement cancellation
2. 5687874 - Device for holding article
3. 5339600 - Cap conveying unit