Eiji Ueda
38Patents
11h-index
52Co-inventors
78Inventor score
Filing activity: Apr 18, 1988 → May 8, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7448087B2 | System for preventing unauthorized use of recording media | Electricity | 35 | Expired |
| US5378976A | Brushless DC motor without a position sensor | Electricity | 29 | Expired |
| US6083428A | Flame-retardant resin composition | Chemistry; Metallurgy | 27 | Expired |
| US7503051B1 | Broadcast data receiving device and method for receiving a plurality of multimedia data | Electricity | 26 | Expired |
| US6996623B1 | Reception display apparatus and method for displaying screen partially with certain timing even when all data for the screen has not been received, and computer-readable record medium recording such reception display program | Electricity | 24 | Expired |
| US5082732A | Rubber particles for resin reinforcement and reinforced resin composition | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6994263B2 | IC card | Physics | 19 | Expired |
| US7083107B2 | Memory card | Physics | 19 | Expired |
| US6339786B1 | Terminal device | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7054592B2 | Transmission apparatus and reception apparatus | Electricity | 15 | Expired |
| US5737483A | Motor speed control apparatus for motors | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7796949B2 | Wireless communications terminal, communications protocol switching method, communications protocol switching program, and integrated circuit of wireless communications terminal | Electricity | 10 | Expired |
| US7337976B2 | Semiconductor memory | Physics | 8 | Expired |
| US9706025B2 | Transportable electronic device | Electricity | 7 | Active |
| US6549498B1 | Optical disk and optical disk apparatus | Physics | 7 | Expired |
| US6262166A | Polyphenylene ether resin composition | Chemistry; Metallurgy | 7 | Expired |
| US5376870A | Apparatus for driving a brushless DC motor | Electricity | 7 | Expired |
| US4933834A | Control system with improved robustness to disturbances | Electricity | 6 | Expired |
| US6054516A | Polyphenylene ether resin composition | Chemistry; Metallurgy | 5 | Expired |
| US7549590B2 | Contactless IC card | Physics | 5 | Active |
| US7664824B2 | System for transmission/reception of e-mail with attached files | Electricity | 5 | Expired |
| US5377295A | Speed controller of motor | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7167436B2 | Optical recording medium having servo area and groove section | Physics | 3 | Expired |
| US7717348B2 | Semiconductor memory card | Physics | 3 | Active |
| US7969844B2 | Optical disc device | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.