| 2025/0054,476 | HARMONIOUS AUDIO GENERATION | Oct 25, 24 | Feb 13, 25 | Not available |
| 2025/0014,550 | MUSICAL DEVICE | Sep 20, 24 | Jan 09, 25 | Not available |
| 2024/0249,709 | HARMONIOUS AUDIO GENERATION | Jan 03, 24 | Jul 25, 24 | Not available |
| 2024/0221,710 | DEVICE FOR PROCESSING AN AUDIO SIGNAL | Jun 16, 22 | Jul 04, 24 | Not available |
| 2024/0203,380 | MUSICAL INSTRUMENT | Mar 05, 24 | Jun 20, 24 | Not available |
| 2024/0029,696 | ELECTRONIC MUSIC KEYBOARD | Nov 03, 22 | Jan 25, 24 | Not available |
| 2023/0386,441 | ELECTRONIC MUSICAL INSTRUMENT, KEY SCANNING METHOD AND NON-TRANSITORY COMPUTER READABLE MEDIUM | May 09, 23 | Nov 30, 23 | Roland Corporation |
| 2023/0377,542 | ELECTRONIC MUSICAL INSTRUMENT, MUSIC DATA PROCESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM | Apr 25, 23 | Nov 23, 23 | Roland Corporation |
| 2023/0306,938 | INFORMATION PROCESSING DEVICE, METHOD AND A COMPUTER-READABLE NON-TRANSITORY RECORDING MEDIUM | Mar 21, 23 | Sep 28, 23 | Casio Computer Co. Ltd. |
| 2021/0287,644 | AUDIO PROCESSING APPARATUS AND AUDIO PROCESSING METHOD | Mar 04, 21 | Sep 16, 21 | Not available |
| 2021/0225,341 | PROGRAMMABLE CYLINDRIC KEYS BY DETACHABLY STACKABLE RINGS FOR MUSIC TOY | May 28, 19 | Jul 22, 21 | Spark and Rocket Ltd. |
| 2021/0201,870 | PERFORMANCE SYSTEM, PERFORMANCE MODE SETTING METHOD, AND PERFORMANCE MODE SETTING DEVICE | Mar 18, 21 | Jul 01, 21 | Not available |
| 2021/0193,097 | WESTERN AND NATIONAL ENSEMBLE INSTRUMENT | Mar 11, 20 | Jun 24, 21 | Shenzhen Konix Technology Co.,Ltd. |
| 2021/0056,940 | EFFECT IMPARTING DEVICE, CONTROL METHOD AND NON-TRANSITORY COMPUTER READABLE MEDIUM | Mar 30, 18 | Feb 25, 21 | Roland Corporation |
| 2021/0049,991 | LOOP SWITCHER, CONTROLLERS THEREFOR AND METHODS FOR CONTROLLING AN ARRAY OF AUDIO EFFECT DEVICES | Aug 16, 19 | Feb 18, 21 | Not available |
| 2020/0372,884 | OPTIMAL MIXING MATRICES AND USAGE OF DECORRELATORS IN SPATIAL AUDIO PROCESSING | Aug 06, 20 | Nov 26, 20 | Not available |
| 2020/0320,968 | PROGRAMMABLE SIGNAL PROCESSING AND MUSICAL INSTRUMENT SETUP SYSTEM FOR STRINGED MUSICAL INSTRUMENTS, AND METHOD FOR PROGRAMMING AND OPERATING THE SYSTEM | Sep 27, 18 | Oct 08, 20 | Not available |
| 2019/0378,484 | ELECTRONIC MUSICAL INSTRUMENT AND AUTOMATIC POWER-OFF METHOD | Aug 22, 19 | Dec 12, 19 | Not available |
| 2019/0318,714 | Electronic Musical Instrument and Electronic Musical Instrument System | Jun 28, 19 | Oct 17, 19 | Not available |
| 2019/0251,938 | OPTIMAL MIXING MATRICES AND USAGE OF DECORRELATORS IN SPATIAL AUDIO PROCESSING | Apr 18, 19 | Aug 15, 19 | Not available |