Mitsuaki Shimamura
13Patents
5h-index
35Co-inventors
62Inventor score
Filing activity: Feb 20, 1997 → Feb 5, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7728967B2 | Laser-based maintenance apparatus | Emerging Cross-Sectional Technologies | 29 | Active |
| US6881925B1 | Laser emission head, laser beam transmission device, laser beam transmission device adjustment method and preventive maintenance/repair device of structure in nuclear reactor | Performing Operations; Transporting | 16 | Expired |
| US5838752A | Apparatus and method for carrying out workings at reactor bottom | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8497986B2 | Laser-based maintenance apparatus using ultrasonic wave detection for flaw analysis and repair | Emerging Cross-Sectional Technologies | 6 | Active |
| US7270021B2 | Apparatus and method for mounting and moving a working apparatus on a structure for the performance of works on the structure | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7303360B2 | Underwater inspecting and repairing system | Emerging Cross-Sectional Technologies | 3 | Active |
| US7720190B2 | Working device and working method | Emerging Cross-Sectional Technologies | 2 | Active |
| US8445810B2 | Laser welding apparatus | Performing Operations; Transporting | 1 | Active |
| US8607401B2 | Cleaning apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US8157922B2 | Apparatus and method for processing inside of pipe | Emerging Cross-Sectional Technologies | 0 | Active |
| US7760841B2 | Method and apparatus for executing an operation in a pressure vessel of a nuclear reactor | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8848857B2 | Preventive maintenance/repair device and preventive mainenance/repair method for cylindrical structure | Emerging Cross-Sectional Technologies | 0 | Active |
| US8325872B2 | Working device and working method | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.