Average Co-Inventor Count = 2.67
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. At&t Bell Laboratories (2 from 3,345 patents)
2. Spectra-physics Scanning Systems, Inc. (2 from 52 patents)
3. Colgate Palmolive Company (1 from 5,011 patents)
4. Spectra-physcis Scanning System, Inc. (1 from 1 patent)
6 patents:
1. D344515 - Telephone base
2. D344514 - Telephone handset
3. 5274219 - Handheld laser scanner with built-in stand
4. 5237162 - Handheld laser scanner with contoured hand rest
5. 5229590 - Dome-shaped handheld laser scanner
6. D334474 - Toothbrush handle