Koichi Ishida
83Patents
15h-index
118Co-inventors
87Inventor score
Filing activity: Apr 28, 1988 → May 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5902042A | Continuous mixer for liquids with rotor and casing gap adjustment | Performing Operations; Transporting | 57 | Expired |
| USD423712S | Facial masque sheet for cosmetic pack purpose | General | 57 | Expired |
| US6467621B1 | Package of sheet-type patches | Performing Operations; Transporting | 46 | Expired |
| US5169282A | Method for spreading sheets | Textiles; Paper | 44 | Expired |
| USD426019S | Facial masque sheet for cosmetic pack purpose | General | 42 | Expired |
| US4892402A | Method for making contact lens hydrophilic | Physics | 42 | Expired |
| US6346465B1 | Semiconductor device with silicide contact structure and fabrication method thereof | Electricity | 33 | Expired |
| US5480597A | Method for blending a gas into a high viscosity liquid | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6221382A | Sheet pack | Human Necessities | 30 | Expired |
| USD388534S | Beauty mask sheet for nose | General | 28 | Expired |
| US6042844A | Sheet pack | Human Necessities | 27 | Expired |
| US6299605A | Pack for the nose | Human Necessities | 22 | Expired |
| USD388533S | Beauty mask sheet for nose | General | 20 | Expired |
| US9931845B2 | Liquid ejection module and liquid ejection head | Performing Operations; Transporting | 18 | Active |
| US7338693B2 | Pressure-sensitive adhesion-processed sheet | Emerging Cross-Sectional Technologies | 18 | Expired |
| US9975347B2 | Liquid ejection apparatus and liquid ejection method | Performing Operations; Transporting | 13 | Active |
| US5501629A | Buffing apparatus suitable to buff thin plate work and controlling method for the apparatus | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5295234A | Apparatus for displaying a three dimensional object which appears substantially the same in different display directions by modifying stored image data by a scale factor | Physics | 11 | Expired |
| US5641495A | Skin cosmetic containing ceramides of pseudoceramides and dicarboxylic acids and dicarboxylic acid salts | Human Necessities | 11 | Expired |
| US10421287B2 | Liquid ejection head and liquid ejection apparatus | Performing Operations; Transporting | 7 | Active |
| US6017848A | Heat sensitive recording material | Performing Operations; Transporting | 7 | Expired |
| US10336091B2 | Liquid discharge head and liquid discharge method | Performing Operations; Transporting | 6 | Active |
| US5091359A | Heat-sensitive record material | Performing Operations; Transporting | 6 | Expired |
| US9150022B2 | Printing apparatus | Performing Operations; Transporting | 5 | Active |
| US5079212A | Heat-sensitive recording material | Performing Operations; Transporting | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.