Average Co-Inventor Count = 1.50
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. Handy Button Machine Co. (5 from 20 patents)
5 patents:
1. D960696 - Case runner
2. D855445 - Drawer guide with textured surface
3. 10240632 - Drawer guide system
4. D742430 - Tufting disc
5. 8998355 - Drawer guide system