Average Co-Inventor Count = 3.35
ph-index = 4
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 (4 from 17,580 patents)
4 patents:
1. 5496117 - Tape printer
2. 5496119 - Tape printer having a display
3. 5413420 - Wordprocessing device
4. 5383731 - Printing device having a print media detector