Average Co-Inventor Count = 1.15
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. Other (4 from 832,718 patents)
2. West Coast Chain Mfg. Co. (1 from 22 patents)
5 patents:
1. 6199785 - Ratchet mechanism for a reel
2. 6073875 - Retraction reel for keys and the like
3. 5833165 - Retraction reel for keys and the like
4. 5778495 - Belt clip
5. 5699975 - Extension member anchor