Keiji Ueda
21Patents
5h-index
54Co-inventors
72Inventor score
Filing activity: Jul 9, 1992 → Oct 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7794643B2 | Apparatus and method for molding object with enhanced transferability of transfer face and object made by the same | Emerging Cross-Sectional Technologies | 28 | Active |
| US8646180B2 | Method for producing electromechanical transducer, electromechanical transducer produced by the method, liquid-droplet jetting head, and liquid-droplet jetting apparatus | Emerging Cross-Sectional Technologies | 6 | Active |
| US10626485B2 | Thin high-strength cold-rolled steel sheet and method of producing the same | Chemistry; Metallurgy | 6 | Active |
| US9879334B2 | Abrasion resistant steel plate or steel sheet excellent in resistance to stress corrosion cracking and method for manufacturing the same | Chemistry; Metallurgy | 6 | Active |
| US7205500B2 | Non-consumable electrode welding torch and welding head with the torch | Performing Operations; Transporting | 5 | Expired |
| US8425026B2 | Electromechanical transducer film and method for manufacturing electromechanical transducer film | Electricity | 5 | Active |
| US8727505B2 | Electromechanical transducer element, droplet discharge head, and droplet discharge device | Performing Operations; Transporting | 5 | Active |
| US9938599B2 | Abrasion resistant steel plate or steel sheet excellent in resistance to stress corrosion cracking and method for manufacturing the same | Chemistry; Metallurgy | 4 | Active |
| US8690297B2 | Sol-gel liquid, electromechanical conversion element, liquid discharge head and inkjet recorder | Performing Operations; Transporting | 4 | Active |
| US9196821B2 | Electromechanical transducer, droplet ejection head, and method for manufacturing electromechanical transducer | Emerging Cross-Sectional Technologies | 4 | Active |
| US9738957B2 | Wear resistant steel plate and manufacturing process therefor | Chemistry; Metallurgy | 4 | Active |
| US5437835A | Corrosion resistant Ti alloy containing Cu, Si, and a platinum group metal | Chemistry; Metallurgy | 3 | Expired |
| US5316722A | Corrosion resistant Ti-Cr-Ni alloy containing a platinum group metal | Chemistry; Metallurgy | 3 | Expired |
| US8684493B2 | Droplet-discharging-head manufacturing apparatus, droplet-discharging-head manufacturing method, droplet discharging head, droplet discharging device, and printing apparatus | Performing Operations; Transporting | 2 | Active |
| US9982331B2 | Abrasion resistant steel plate having excellent low-temperature toughness and excellent corrosive wear resistance | Chemistry; Metallurgy | 1 | Active |
| US5496651A | Machine part resistant to rolling friction | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7232974B2 | All position automatic welding head and method for operating the same | Performing Operations; Transporting | 1 | Expired |
| US11959157B2 | High-Mn steel and method of producing same | Chemistry; Metallurgy | 0 | Active |
| US12275247B2 | Liquid discharge head and liquid discharge apparatus | Performing Operations; Transporting | 0 | Active |
| US12383989B2 | TIG welding filler metal and method for producing weld joint using the same | Performing Operations; Transporting | 0 | Active |
| US9834853B2 | PZT precursor solution, method for producing PZT precursor solution, method for producing PZT film, method for producing electromechanical transducer element, and method for producing liquid discharge head | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.