RICOH., LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for RICOH., LTD..The latest application filed is for "using inertial navigation for calibration of indoor positioning system".
- RICOH., LTD. - Tokyo JP
- Ricoh, Ltd. - JP JP
- Ricoh, Ltd - Tokyo JP
| Patent | Date |
|---|---|
| Using inertial navigation for calibration of indoor positioning system Grant 9,632,169 - Moraleda , et al. April 25, 2 | 2017-04-25 |
| Cleaning device, process cartridge and image forming apparatus Grant 7,949,275 - Kato May 24, 2 | 2011-05-24 |
| Synchronizing distributed work through document logs Grant 7,949,666 - Wolff , et al. May 24, 2 | 2011-05-24 |
| Image forming apparatus and image forming system Grant 7,593,660 - Junichi September 22, 2 | 2009-09-22 |
| Image forming device with a control means to correct the fixing control temperature Grant 7,546,049 - Ehara , et al. June 9, 2 | 2009-06-09 |
| High quality color image compression system Grant 5,172,237 - Blonstein , et al. December 15, 1 | 1992-12-15 |
| Toner vessel for copying machine Grant 4,573,614 - Ozawa March 4, 1 | 1986-03-04 |
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