Average Co-Inventor Count = 2.25
ph-index = 17
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 Pendaflex Corporation (23 from 118 patents)
2. Smead Manufacturing Company (2 from 80 patents)
3. Esselte Corporation (1 from 49 patents)
4. Detecto Scales, Inc. (1 from 1 patent)
5. Esselte Pandaflex (1 from 1 patent)
28 patents:
1. 6332285 - Positionable indexing tab
2. 5720427 - Reinforced expandable folders
3. 5711750 - Reinforced expandable folders
4. 5284362 - Reinforced shelf filing folders
5. 5275439 - Hanging laminated folder
6. 5261636 - Hanging laminated folder
7. 5255798 - Adjustable suspension system for hanging folders and package therefor
8. 5256130 - Reinforced paper office supplies and method of making them
9. D340079 - Vertical document sorter
10. 5248290 - Hanging laminated folder
11. D339608 - Sloped base document sorter
12. D338917 - Letter tray
13. D338238 - Portable file box
14. D337127 - Letter tray
15. 5161731 - Reinforced expandable folder