Ricoh Seiki Company, Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ricoh Seiki Company, Ltd..The latest application filed is for "flow sensor having an intermediate heater between two temperature-sensing heating portions".
- Ricoh Seiki Company, Ltd. - Tokyo JP
- Ricoh Seiki Company, Ltd - Tokyo JP
- Ricoh Seiki Co., Ltd. - JP JP
| Patent | Date |
|---|---|
| Flow sensor having an intermediate heater between two temperature-sensing heating portions Grant 5,852,239 - Sato , et al. December 22, 1 | 1998-12-22 |
| Piezo-electricity generation device Grant 5,801,475 - Kimura September 1, 1 | 1998-09-01 |
| Flow sensor having first and second temperature detecting portions for accurate measuring of a flow rate and a manufacturing method thereof Grant 5,763,775 - Sato , et al. June 9, 1 | 1998-06-09 |
| Thermo-sensitive flow sensor for measuring flow velocity and flow rate of a gas Grant 5,753,815 - Murata May 19, 1 | 1998-05-19 |
| Flow sensor Grant 5,726,357 - Manaka March 10, 1 | 1998-03-10 |
| Thermally-sensitive type flow meter having a high accuracy Grant 5,703,288 - Horiguchi , et al. December 30, 1 | 1997-12-30 |
| Tunnel transistor Grant 5,552,622 - Kimura September 3, 1 | 1996-09-03 |
| Flow sensor Grant 5,423,212 - Manaka June 13, 1 | 1995-06-13 |
| Flow sensor Grant 5,406,841 - Kimura April 18, 1 | 1995-04-18 |
| Flow sensor Grant 5,392,647 - Manaka February 28, 1 | 1995-02-28 |
| Floating single crystal thin film fabrication method Grant 5,380,373 - Kimura , et al. January 10, 1 | 1995-01-10 |
| Gas detecting device and gas detecting system using the same Grant 4,984,446 - Yagawara , et al. January 15, 1 | 1991-01-15 |
| Sensor with periodic heating Grant 4,775,838 - Mizuta , et al. October 4, 1 | 1988-10-04 |
| Low power gas detector Grant 4,580,439 - Manaka April 8, 1 | 1986-04-08 |
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