Average Co-Inventor Count = 3.12
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. Nintendo Co., Ltd. (2 from 2,802 patents)
2. Hal Laboratory, Inc. (1 from 42 patents)
3. Namiki Precision Jewel Co., Ltd. (1 from 27 patents)
4. Process Shizai Co., Ltd. (1 from 5 patents)
4 patents:
1. 8147305 - Attacking a virtual enemy by corresponding input to output sound
2. 8089484 - Video game program and video game device for generating an attribute status image
3. 4801340 - Method for manufacturing permanent magnets
4. 4400439 - Recording media