Average Co-Inventor Count = 1.89
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. Esselte Corporation (6 from 49 patents)
2. R.r. Donnelley and Sons Company (1 from 293 patents)
7 patents:
1. 9073379 - Tabbed file folder with corner retention elements
2. 8317395 - Stack carrier
3. 8308054 - Customizable folder
4. 8256662 - File with multiple labeled pockets
5. 8083429 - Modular locking binder system
6. 8046940 - Folder with card-receiving recess
7. D601188 - Gate-flap portfolio