Average Co-Inventor Count = 2.92
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. Esselte Pendaflex Corporation (14 from 118 patents)
2. Smead Manufacturing Company (2 from 80 patents)
16 patents:
1. 5720427 - Reinforced expandable folders
2. 5711750 - Reinforced expandable folders
3. 5284362 - Reinforced shelf filing folders
4. 5275439 - Hanging laminated folder
5. 5261636 - Hanging laminated folder
6. 5256130 - Reinforced paper office supplies and method of making them
7. 5248290 - Hanging laminated folder
8. 5066045 - Hanging laminated folder
9. 5052646 - Long tip hanging folder rods
10. D316111 - Holder for writing instruments
11. D316116 - Note tray
12. D316113 - Rack for hanging file folders
13. D314399 - Bookends
14. D314215 - Document holder or similar article
15. D312841 - Bookend