Jun Yamamuro
51Patents
7h-index
48Co-inventors
72Inventor score
Filing activity: Nov 18, 2004 → Nov 22, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7287847B2 | Method of manufacturing ink jet recording head, ink jet recording head, and ink jet cartridge | Performing Operations; Transporting | 35 | Expired |
| US7300596B2 | Method of manufacturing liquid discharge head | Performing Operations; Transporting | 26 | Active |
| US7901064B2 | Ink jet recording head with ink filter formed of a plurality of stacked films | Performing Operations; Transporting | 14 | Active |
| US7523553B2 | Method of manufacturing ink jet recording head | Emerging Cross-Sectional Technologies | 13 | Active |
| US7727411B2 | Manufacturing method of substrate for ink jet head and manufacturing method of ink jet recording head | Emerging Cross-Sectional Technologies | 12 | Active |
| US8429820B2 | Method of manufacturing liquid discharge head | Emerging Cross-Sectional Technologies | 9 | Active |
| US7862158B2 | Method of manufacturing ink jet recording head, ink jet cartridge | Performing Operations; Transporting | 7 | Active |
| US7475966B2 | Liquid discharge recording head and method for manufacturing same | Performing Operations; Transporting | 6 | Active |
| US7824560B2 | Manufacturing method for ink jet recording head chip, and manufacturing method for ink jet recording head | Electricity | 4 | Active |
| US7753502B2 | Method of manufacturing ink jet recording head, ink jet recording head, and ink jet cartridge | Performing Operations; Transporting | 4 | Active |
| US7891784B2 | Liquid ejection head and method for manufacturing liquid ejection head | Emerging Cross-Sectional Technologies | 4 | Active |
| US7930824B2 | Method of manufacturing ink jet recording head | Emerging Cross-Sectional Technologies | 3 | Active |
| US9919526B2 | Method for manufacturing liquid discharge head | Emerging Cross-Sectional Technologies | 3 | Active |
| US9789690B2 | Method for manufacturing liquid ejection head | Performing Operations; Transporting | 3 | Active |
| US8128204B2 | Liquid ejection head and method for manufacturing liquid ejection head | Emerging Cross-Sectional Technologies | 3 | Active |
| US9873255B2 | Liquid ejection head and method of manufacturing the same | Performing Operations; Transporting | 3 | Active |
| US8329047B2 | Method for producing liquid discharge head | Emerging Cross-Sectional Technologies | 3 | Active |
| US7322104B2 | Method for producing an ink jet head | Emerging Cross-Sectional Technologies | 3 | Active |
| US8057017B2 | Ink jet recording head with ink supply ports having a cross-section with varying width | Electricity | 2 | Active |
| US9162459B2 | Liquid ejection head | Performing Operations; Transporting | 2 | Active |
| US9809027B2 | Method of manufacturing structure and method of manufacturing liquid ejection head | Performing Operations; Transporting | 1 | Active |
| US8968584B2 | Method for manufacturing liquid ejection head | Performing Operations; Transporting | 1 | Active |
| US9079405B2 | Liquid ejection head and method for manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US7377625B2 | Method for producing ink-jet recording head having filter, ink-jet recording head, substrate for recording head, and ink-jet cartridge | Emerging Cross-Sectional Technologies | 1 | Expired |
| US9132647B2 | Liquid ejection head and fabricating method therefor | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.