Average Co-Inventor Count = 2.50
ph-index = 4
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. Hyde Manufacturing Company, Inc. (3 from 16 patents)
2. Other (1 from 832,880 patents)
3. Hyde Mfg. Co. (1 from 2 patents)
5 patents:
1. 5956799 - Putty knife and scraper handle
2. D344825 - Tool handle
3. D319379 - Tool handle
4. 5012581 - Universal utility knife
5. D291404 - Tool handle