Average Co-Inventor Count = 2.14
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. Nippon Paint Compnay, Ltd. (5 from 827 patents)
5 patents:
1. 5438000 - Serum separation sealant
2. 5169543 - Serum separation sealant and fine resin particles using the same
3. 4970151 - Plant culture cell and use thereof
4. 4836987 - Test tube assembly for serum separation
5. 4803153 - Process for separating blood serum from blood