Average Co-Inventor Count = 1.49
ph-index = 12
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. Yamaha Corporation (38 from 5,450 patents)
2. Nippon Gakki Seizo Kabushiki Kaisha (2 from 841 patents)
3. Yamah Corporation (1 from 1 patent)
41 patents:
1. 7720913 - Electronic musical apparatus and server computer
2. 7700866 - Electronic musical apparatus displaying network service items for selection and computer program therefor
3. 7498503 - Electronic music apparatus capable of connecting to network
4. 7432434 - Electronic musical apparatus and server computer
5. 7385133 - Technique for simplifying setting of network connection environment for electronic music apparatus
6. 7368653 - Electronic musical apparatus and program for controlling the same
7. 6696633 - Electronic tone generating apparatus and signal-processing-characteristic adjusting method
8. 6515210 - Musical score displaying apparatus and method
9. 6486387 - Fingering information analyzer, electronic musical instrument including fingering information analysis and method therefore
10. 6417438 - Apparatus for and method of providing a performance guide display to assist in a manual performance of an electronic musical apparatus in a selected musical key
11. 6274798 - Apparatus for and method of setting correspondence between performance parts and tracks
12. 6025551 - Fingering information analyzer and electronic musical instrument with
13. 5918303 - Performance setting data selecting apparatus
14. 5804754 - Wave table sound source capable of processing external waveform
15. 5656789 - Electronic musical instrument having a function to indicate keys to be