Average Co-Inventor Count = 4.44
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. Takeda Chemical Industries, Inc. (2 from 1,858 patents)
2. Nippon Seisen Co., Ltd. (1 from 15 patents)
2 patents:
1. 4662915 - Powder-air separator for use in a powder filling apparatus
2. 4074654 - Automatic closure cleansing and coating machine