Average Co-Inventor Count = 3.00
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. Fujimi America Inc. (4 from 4 patents)
4 patents:
1. 6332831 - Polishing composition and method for producing a memory hard disk
2. 6328774 - Polishing composition and method for producing a memory hard disk
3. 6280490 - Polishing composition and method for producing a memory hard disk
4. 6258140 - Polishing composition