Masashi Ishikawa
29Patents
6h-index
69Co-inventors
72Inventor score
Filing activity: Feb 25, 1981 → Nov 23, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8529035B2 | Ink jet cartridge and manufacturing method of ink jet cartridge | Emerging Cross-Sectional Technologies | 18 | Active |
| US8741195B2 | Method for manufacturing fiber absorber | Performing Operations; Transporting | 18 | Active |
| US8708377B2 | Locking device | Emerging Cross-Sectional Technologies | 15 | Active |
| US6191789A | Ray casting method using hardware | Physics | 12 | Expired |
| US6366004B1 | Ultrasonic motor | Electricity | 7 | Expired |
| US4400782A | Corrosion monitoring system using a metal pipe for transmission of monitoring signals | Chemistry; Metallurgy | 7 | Expired |
| US8426067B2 | Composite electrode for electricity storage device, method for producing the same and electricity storage device | Emerging Cross-Sectional Technologies | 6 | Active |
| US8486565B2 | Electrode, and lithium ion secondary battery, electric double layer capacitor and fuel cell using the same | Emerging Cross-Sectional Technologies | 5 | Active |
| US8900754B2 | Electrode, and lithium ion secondary battery, electric double layer capacitor and fuel cell using the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US8714711B2 | Liquid recording head and method of manufacturing the same | Performing Operations; Transporting | 2 | Active |
| US9225037B2 | Lithium secondary battery using ionic liquid | Emerging Cross-Sectional Technologies | 2 | Active |
| US11358772B2 | Spouted pouch | Performing Operations; Transporting | 1 | Active |
| US9867598B2 | Feces sampling container | Performing Operations; Transporting | 1 | Active |
| US10339432B2 | Communication device | Electricity | 1 | Active |
| US6369817B1 | Image synthesis system | Physics | 1 | Expired |
| US9085142B2 | Method of manufacturing liquid ejection head, and liquid ejection head | Performing Operations; Transporting | 0 | Active |
| US10075829B2 | Information processing device, information transmission control device, information processing method, information transmission control method, program, and information processing system | Electricity | 0 | Active |
| US11167553B2 | Method of manufacturing liquid ejection head | Performing Operations; Transporting | 0 | Active |
| US8622517B2 | Method of manufacturing liquid ejection head and liquid ejection head | Emerging Cross-Sectional Technologies | 0 | Active |
| US10271366B2 | Information processing device, information processing method, and program | Electricity | 0 | Active |
| US12148890B2 | Method for producing electrolyte solution | Emerging Cross-Sectional Technologies | 0 | Active |
| US9972446B2 | Electrode for power storage device, power storage device, and method for manufacturing electrode for power storage device | Emerging Cross-Sectional Technologies | 0 | Active |
| US9776410B2 | Method of manufacturing liquid discharge head | Performing Operations; Transporting | 0 | Active |
| US11731432B2 | Liquid container and liquid ejecting apparatus | Performing Operations; Transporting | 0 | Active |
| US9352562B2 | Electric connection method | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.