Average Co-Inventor Count = 3.00
ph-index = 1
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. Sugino Machine Limited (2 from 116 patents)
2. Sugino Machine Limiied (1 from 1 patent)
3 patents:
1. 11465183 - Cleaning apparatus and cleaning method
2. 11426771 - Cleaning machine and cleaning method
3. 11097321 - Cleaning machine