Average Co-Inventor Count = 3.00
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. Wisertek International Corporation (2 from 13 patents)
2 patents:
1. 6345885 - Ink-jet printhead and manufacturing process
2. 6286948 - Ink-jet cartridge with a negative pressure ink reservoir