Average Co-Inventor Count = 2.03
ph-index = 7
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. Sega Enterprises, Ltd. (11 from 264 patents)
2. Nippon Columbia Co., Ltd. (2 from 44 patents)
3. Oki Electric Industry Co., Ltd. (1 from 4,979 patents)
4. Nec Mobile Communications, Ltd. (1 from 3 patents)
5. Comsys Corporation (1 from 1 patent)
12 patents:
1. 11170259 - Machine learning device, data processing system, printing system, machine learning method, and data processing method
2. 6102800 - Information storage medium and electronic device using the same
3. 6034930 - Information storage medium and electronic device using the same for
4. 5846131 - Information storage medium and electronic device using the same for
5. 5847699 - Karaoke data processing system and data processing method
6. 5808682 - Picture data processing system for processing picture data representing
7. 5773743 - Effect control method, an effect control device and a karaoke system
8. 5688173 - Information storage medium and electronic device using the same
9. D379984 - Audio equipment
10. D379813 - Amplifier for Hi-Fi
11. 5634850 - Image processing device and method
12. 5609525 - Video game data reception apparatus