Average Co-Inventor Count = 1.33
ph-index = 2
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. 3m Innovative Properties Company (2 from 14,076 patents)
2. Corning Incorporated (1 from 7,273 patents)
3 patents:
1. 7350915 - Lens having at least one lens centration mark and methods of making and using same
2. 6951392 - Lens having at least one lens centration mark and methods of making and using same
3. 6571033 - Optical signal device