Average Co-Inventor Count = 5.00
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. Brother Kogyo Kabushiki-kaisha (2 from 17,583 patents)
2 patents:
1. 4775251 - Electronic typewriter including spelling dictionary
2. 4671684 - Electronic typewriter with selectively deactuatable spelling checking