Average Co-Inventor Count = 6.00
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. Other (1 from 833,002 patents)
2. Tobishima Corporation (1 from 5 patents)
3. Aston Co., Ltd. (1 from 1 patent)
1 patent:
1. 7018466 - Process for producing a concrete and a mortar