Yusuke Yamada
198Patents
24h-index
158Co-inventors
93Inventor score
Filing activity: May 4, 1984 → Dec 19, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8548294B2 | Optical fiber cable and optical fiber ribbon | Physics | 281 | Active |
| USD707249S1 | Portable display device with an animated graphical user interface | General | 204 | Active |
| US5991571A | Cylindrical member and engagement member assembly | Emerging Cross-Sectional Technologies | 106 | Expired |
| US6920298B2 | Sealing member, toner accommodating container and image forming apparatus | Emerging Cross-Sectional Technologies | 82 | Expired |
| US5907750A | Cylindrical structure, process cartridge, and image forming apparatus | Emerging Cross-Sectional Technologies | 80 | Expired |
| US7079788B2 | Developer cartridge and image forming apparatus | Physics | 67 | Expired |
| US6314261A | Toner container and toner replenishing mechanism | Emerging Cross-Sectional Technologies | 61 | Expired |
| US6879789B2 | Sealing member, toner accommodating container and image forming apparatus | Emerging Cross-Sectional Technologies | 56 | Expired |
| US8565649B2 | Developer supply container and developer supplying system | Physics | 53 | Active |
| US6944417B2 | Toner supply container and image forming apparatus | Emerging Cross-Sectional Technologies | 44 | Expired |
| US9046820B1 | Sealing member, toner accommodating container and image forming apparatus | Emerging Cross-Sectional Technologies | 41 | Active |
| US7881645B2 | Sealing member, toner accommodating container and image forming apparatus | Emerging Cross-Sectional Technologies | 38 | Active |
| US6990301B2 | Sealing member, toner accommodating container and image forming apparatus | Physics | 34 | Expired |
| US6934494B2 | Driving force receiving member and driving mechanism | Emerging Cross-Sectional Technologies | 34 | Expired |
| US9229368B2 | Developer supply container and developer supplying system having pump operated developer discharge | Physics | 31 | Active |
| US7039347B2 | Toner supply container and image forming apparatus | Emerging Cross-Sectional Technologies | 30 | Expired |
| US9086555B2 | Manufacturing method of optical fiber ribbon, and optical fiber ribbon manufactured by the manufacturing method | Emerging Cross-Sectional Technologies | 29 | Active |
| US9720349B2 | Developer supply kit, developer supplying device and image forming apparatus | Physics | 28 | Active |
| US5111998A | Process for producing toner for developing electrostatic image and apparatus system therefor | Physics | 28 | Expired |
| US6947690B2 | Developer supply container | Emerging Cross-Sectional Technologies | 28 | Expired |
| US7127193B2 | Sealing member, toner accommodating container and image forming apparatus | Emerging Cross-Sectional Technologies | 28 | Expired |
| US10088773B2 | Developer supply kit, developer supplying device and image forming apparatus | Physics | 26 | Active |
| US6993273B2 | Developer supply container, and coupling-driving member for developer supply container | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5675893A | Method for fastening an engaging member to a cylinder | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5842962A | Cylindrical body for an image forming apparatus | Emerging Cross-Sectional Technologies | 23 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.