Average Co-Inventor Count = 3.20
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. Nippon Paper Industries Co., Ltd. (1 from 343 patents)
2. Kabushiki Kaisha Sega (1 from 92 patents)
2 patents:
1. 7655287 - Inkjet recording medium
2. 7008322 - Image processing device, electronic playing device, and storage medium for tv game machine