Average Co-Inventor Count = 2.25
ph-index = 3
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. Kroy LLC (3 from 39 patents)
3 patents:
1. 4678353 - Tape supply cartridge
2. 4624590 - Lettering apparatus
3. 4557617 - Tape supply cartridge