Average Co-Inventor Count = 1.33
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. Brother Kogyo Kabushiki-kaisha (1 from 17,580 patents)
2. Yamazen Co., Ltd. (1 from 1 patent)
2 patents:
1. 11772292 - Drawing device and drawing method
2. 6945244 - Range hood