Masataka Yamada
19Patents
5h-index
54Co-inventors
69Inventor score
Filing activity: Aug 18, 1992 → Mar 26, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7559631B2 | Liquid-jet head, method for manufacturing the same, and liquid-jet apparatus | Performing Operations; Transporting | 18 | Expired |
| US8793759B2 | Authentication collaboration system and ID provider device | Electricity | 16 | Active |
| US5666842A | Method of cold rolling grain-oriented silicon steel sheet having excellent and uniform magnetic characteristics along rolling direction of coil and a roll cooling controller for cold rolling mill using the cold rolling method | Chemistry; Metallurgy | 8 | Expired |
| US9635001B2 | Re-encryption system, re-encryption apparatus, and program | Electricity | 7 | Active |
| US5342454A | Method of producing grain oriented silicon steel sheet having low iron loss | Chemistry; Metallurgy | 7 | Expired |
| US5574758A | Method for measuring gamma-rays of radionuclides, particularly in primary water of nuclear reactor | Physics | 5 | Expired |
| US5318639A | Method of manufacturing grain oriented silicon steel sheets | Chemistry; Metallurgy | 4 | Expired |
| US8863305B2 | File-access control apparatus and program | Electricity | 3 | Active |
| US8955041B2 | Authentication collaboration system, ID provider device, and program | Electricity | 3 | Active |
| US7519593B2 | Data searching system, method of synchronizing metadata and data searching apparatus | Emerging Cross-Sectional Technologies | 3 | Active |
| US7555648B2 | Content management system, recording medium and method | Physics | 1 | Expired |
| US9571525B2 | Policy management system, id provider system, and policy evaluation device | Electricity | 1 | Active |
| US9886456B2 | Time-series data accumulation device | Physics | 0 | Active |
| US10082044B2 | Turning apparatus | Electricity | 0 | Active |
| US10753234B2 | Turning apparatus and control method for turning apparatus | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7604328B2 | Liquid-jet head, method of manufacturing the same and liquid-jet apparatus | Performing Operations; Transporting | 0 | Active |
| US10072529B2 | Turning device and rotary machine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8135010B2 | System and apparatus thereof for Ethernet PON communication | Electricity | 0 | Active |
| US10487658B2 | Turning device | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.