Japan Science and Technology Agency
1,308Patents
849Active
1,308Granted
58Portfolio score
Filing activity: Aug 10, 1999 → Sep 20, 2023 · 459 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7061014B2 | Natural-superlattice homologous single crystal thin film, method for preparation thereof, and device using said single crystal thin film | Electricity | 4,054 | Expired |
| US7064346B2 | Transistor and semiconductor device | Electricity | 3,964 | Expired |
| US7323356B2 | LnCuO(S,Se,Te)monocrystalline thin film, its manufacturing method, and optical device or electronic device using the monocrystalline thin film | Electricity | 3,949 | Expired |
| US7268167B2 | Process for producing emulsion and microcapsules and apparatus therefor | Emerging Cross-Sectional Technologies | 380 | Expired |
| US7338828B2 | Growth of planar non-polar {1 -1 0 0} m-plane gallium nitride with metalorganic chemical vapor deposition (MOCVD) | Electricity | 273 | Active |
| US7691658B2 | Method for improved growth of semipolar (Al,In,Ga,B)N | Electricity | 247 | Active |
| US7321707B2 | Electromagnetic wave frequency filter | Physics | 191 | Expired |
| US7715723B2 | Information-processing system using free-space optical communication and free-space optical communication system | Electricity | 187 | Active |
| US7704763B2 | Highly efficient group-III nitride based light emitting diodes via fabrication of structures on an N-face surface | Electricity | 148 | Expired |
| US7772287B2 | Process and apparatus for producing emulsion and microcapsules | Emerging Cross-Sectional Technologies | 145 | Active |
| US7215786B2 | Robot acoustic device and robot acoustic system | Physics | 112 | Expired |
| US7177027B2 | Autonomous ultra-short optical pulse compression, phase compensating and waveform shaping device | Electricity | 104 | Expired |
| US7361576B2 | Defect reduction of non-polar and semi-polar III-Nitrides with sidewall lateral epitaxial overgrowth (SLEO) | Electricity | 98 | Active |
| US9130049B2 | Amorphous oxide and field effect transistor | Electricity | 91 | Active |
| US7502053B2 | Information-processing device and information-processing system | Physics | 85 | Active |
| US6944380B1 | Optical fiber for transmitting ultraviolet ray, optical fiber probe, and method of manufacturing the optical fiber probe | Physics | 82 | Expired |
| US6887272B2 | Artificial pyramid | Human Necessities | 72 | Expired |
| US6967455B2 | Robot audiovisual system | Physics | 71 | Expired |
| US7576829B2 | Liquid crystal display device | Physics | 64 | Expired |
| US7375140B2 | Process and apparatus for producing emulsion and microcapsules | Emerging Cross-Sectional Technologies | 62 | Expired |
| US8020169B2 | Context switching system having context cache and a register file for the save and restore context operation | Physics | 59 | Active |
| US9583637B2 | Amorphous oxide and field effect transistor | Electricity | 57 | Active |
| US7728893B2 | Imaging device and method for reading signals from such device | Electricity | 55 | Active |
| US6943520B2 | Two-legs walking type moving device, method and device for controlling its walking | Performing Operations; Transporting | 53 | Expired |
| US7473982B2 | Point contact array, not circuit, and electronic circuit comprising the same | Physics | 52 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.