Average Co-Inventor Count = 1.60
ph-index = 11
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. Omx, Inc. (11 from 13 patents)
2. Acco Brands Corporation (5 from 396 patents)
16 patents:
1. D573643 - Cap for marker
2. D572753 - Marker
3. D572755 - Marker and cap
4. D550773 - Eraser
5. D548789 - Pen and cap
6. D546887 - Clip for pen
7. D546884 - Pen
8. D545364 - Marker and cap
9. D545367 - Pen
10. D545366 - Pen and cap
11. D537622 - Holder for markers and eraser
12. D452525 - Folder with spring clips
13. 6261021 - Binder insert having a clip
14. D443895 - Sheet lifter
15. D442631 - Writing tablet having a movable clip