Average Co-Inventor Count = 5.36
ph-index = 3
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. Aisin Seiki Kabushiki Kaisha (3 from 5,207 patents)
2. Kabushiki Kaisha Toyota Chuo Kenkyusho (1 from 1,139 patents)
3. Nippon Paper Industries Co., Ltd. (1 from 342 patents)
4. Aisin Kako Kabushiki Kaisha (1 from 53 patents)
3 patents:
1. 6074782 - Lead storage battery containing a negative electrode active substance
2. 5709966 - Battery
3. 4486373 - Method for producing reinforced thermoplastic resin composition