Daisuke Matsui
14Patents
3h-index
21Co-inventors
56Inventor score
Filing activity: Oct 22, 2004 → Jan 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD682902S1 | Reduction gear | General | 21 | Active |
| US9293118B2 | Client device | Electricity | 10 | Active |
| US9081499B2 | Mobile terminal device and input device | Physics | 3 | Active |
| US7587420B2 | System and method for question answering document retrieval | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10315621B2 | Vehicle locking and unlocking control system | Performing Operations; Transporting | 1 | Active |
| US11249642B2 | Mobile terminal device and input device | Physics | 0 | Active |
| US10982167B2 | Viscosity index improver and lubricating oil composition | Chemistry; Metallurgy | 0 | Active |
| US9181574B2 | L-amino acid oxidase, method for measuring L-lysine, kit and enzyme sensor | Chemistry; Metallurgy | 0 | Active |
| US10730909B2 | Method of producing an active-form mutant enzyme | Chemistry; Metallurgy | 0 | Active |
| US12124695B2 | Mobile terminal device and input device | Physics | 0 | Active |
| US9689430B2 | Gear transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11312747B2 | Method of producing an active-form mutant enzyme | Chemistry; Metallurgy | 0 | Active |
| US12247560B2 | Pump unit and pump, and method for detecting characteristics of conveyance article | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10671276B2 | Mobile terminal device and input device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.