Average Co-Inventor Count = 1.58
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. Doppel Co., Ltd. (2 from 13 patents)
2. Nec Corporation (1 from 35,756 patents)
3. Bandai Namco Amusement Inc. (1 from 1 patent)
4 patents:
1. D959557 - Amusement game machine
2. 10616371 - Information terminal, access system, information processing method, and program
3. 6322862 - Pressed flowers enclosed article
4. 6127458 - Artificial stone composition and method of manufacturing artificial stone