Ricoh Microelectronics Co., Ltd.
18Patents
2Active
18Granted
33Portfolio score
Filing activity: Dec 28, 1995 → Apr 20, 2006 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6109175A | Intaglio printing method, intaglio printer, method of formation of bumps or wiring pattern, apparatus therefor, bump electrode and printed circuit board | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6225205A | Method of forming bump electrodes | Electricity | 34 | Expired |
| US6288830A | Optical image forming method and device, image forming apparatus and aligner for lithography | Physics | 26 | Expired |
| US6300594A | Method and apparatus for machining an electrically conductive film | Electricity | 18 | Expired |
| US5887520A | Method of fabricating plastic mask for paste printing with an excimer laser | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6170394A | Method of preparing and using a plastic mask for paste printing | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6272071A | Speed measuring apparatus | Physics | 8 | Expired |
| US6346687B1 | Energy beam processing method and processing apparatus therefor | Performing Operations; Transporting | 8 | Expired |
| US6063476A | Method of fabricating plastic mask for paste printing, plastic mask for paste printing, and paste printing method | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6256883A | Method of producing nozzle plate for use in ink jet printer | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6853985B1 | Media information distribution and recording system, and apparatus and program-recorded medium for the system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6405648B1 | Intaglio printing method, intaglio printer and touch panel | Electricity | 3 | Expired |
| US6405647B2 | Intaglio printing method, intaglio printer and touch panel | Electricity | 2 | Expired |
| US7539751B2 | Media information distribution and recording system, and apparatus and program-recorded medium for the system | Emerging Cross-Sectional Technologies | 2 | Active |
| US6286424A | Plastic mask unit for paste printing and method of fabricating such plastic mask unit | Performing Operations; Transporting | 2 | Expired |
| US6501667B2 | Data writing system | Physics | 0 | Expired |
| US7732935B2 | Wiring board, electronic circuit board, electronic apparatus and manufacturing method of electronic circuit board | Electricity | 0 | Active |
| US6586685B2 | Bump electrode and printed circuit board | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.