Average Co-Inventor Count = 1.50
ph-index = 1
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. West Coast Chain Mfg. Co. (2 from 22 patents)
2. Mattel, Inc. (1,702 patents)
2 patents:
1. 10905225 - Securing device for tool
2. 10786912 - Cutting tool with magnifier