Average Co-Inventor Count = 2.00
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. Amsterdam Printing & Litho, Inc. (2 from 34 patents)
2. Spector & Co. Inc. (1 from 5 patents)
3 patents:
1. D895725 - Pen
2. 10281110 - Backlit, laser engraved metalized promotional items
3. 10030839 - Backlit, laser engraved metalized promotional items