Miyakawa; Seiichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Miyakawa; Seiichi.The latest application filed is for "image forming device which forms an electric field to discharge an object".
- Miyakawa; Seiichi - Nagareyama JP
- Miyakawa; Seiichi - Tokyo JP
- Miyakawa; Seiichi - Chiba JA
| Patent | Date |
|---|---|
| Image forming device which forms an electric field to discharge an object Grant 5,864,737 - Obu , et al. January 26, 1 | 1999-01-26 |
| Wet-type image forming apparatus for forming a condensed toner image Grant 5,666,616 - Yoshino , et al. September 9, 1 | 1997-09-09 |
| Image formation method and apparatus with preheating and pressure image transfer with liquid toner development Grant 5,247,334 - Miyakawa , et al. September 21, 1 | 1993-09-21 |
| Development apparatus Grant 4,382,420 - Ohnuma , et al. May 10, 1 | 1983-05-10 |
| Reverse development method Grant 4,350,749 - Ohnuma , et al. September 21, 1 | 1982-09-21 |
| Electrostatic copying apparatus Grant 4,310,238 - Mochizuki , et al. January 12, 1 | 1982-01-12 |
| Exposure control and other component control for electrostatic copying machine Grant 4,306,804 - Sakamoto , et al. December 22, 1 | 1981-12-22 |
| Apparatus for developing electrostatic image Grant 4,286,543 - Ohnuma , et al. September 1, 1 | 1981-09-01 |
| Electrostatic apparatus for multi-image formation Grant 4,251,152 - Miyakawa , et al. February 17, 1 | 1981-02-17 |
| Auto document feeder for use with duplex copying machine Grant 4,231,561 - Kaneko , et al. November 4, 1 | 1980-11-04 |
| Electrostatic copying machine Grant 4,226,525 - Sakamoto , et al. October 7, 1 | 1980-10-07 |
| Method of maintaining the correct conditions of an electrophotographically duplicated image Grant 4,215,930 - Miyakawa , et al. August 5, 1 | 1980-08-05 |
| Apparatus for sensing toner density using a stationary ferromagnetic mass within the toner to increase sensitivity Grant 4,210,864 - Miyakawa , et al. July 1, 1 | 1980-07-01 |
| Development apparatus Grant 4,194,830 - Ohnuma , et al. March 25, 1 | 1980-03-25 |
| Device for detecting a toner concentration in a developing solution Grant 4,166,702 - Okamoto , et al. September 4, 1 | 1979-09-04 |
| Electrostatic copying machine comprising improved magnetic brush developing-cleaning unit Grant 4,142,165 - Miyakawa , et al. February 27, 1 | 1979-02-27 |
| Auto-bias developing apparatus Grant 4,139,299 - Miyakawa , et al. February 13, 1 | 1979-02-13 |
| Method and apparatus for electrically biasing developing electrode of electrophotography device Grant 4,129,375 - Miyakawa , et al. * December 12, 1 | 1978-12-12 |
| Method and apparatus for electrically biasing developing electrode of electrophotographic device Grant 4,050,806 - Miyakawa , et al. September 27, 1 | 1977-09-27 |
| Developing unit for electrophotography Grant 3,980,049 - Tatsumi , et al. September 14, 1 | 1976-09-14 |
| Corona Discharge Device Grant 3,656,021 - Furuichi , et al. April 11, 1 | 1972-04-11 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 