Greenwood; John Christopher
Patent Applications and Registrations
Patent applications and USPTO patent grants for Greenwood; John Christopher.The latest application filed is for "diaphragm structure".
- Greenwood; John Christopher - Leicestershire GB
- Greenwood; John Christopher - Nr Chippenham Wiltshire GB
- Greenwood; John Christopher - Near Chippenham GB
- Greenwood; John Christopher - Loughborough GB
- Greenwood; John Christopher - Harlow GB2
- Greenwood; John Christopher - Pinner EN
| Patent | Date |
|---|---|
| System and method for sensing differential pressure Grant 7,490,519 - Subramanian , et al. February 17, 2 | 2009-02-17 |
| Diaphragm structure Grant 7,409,865 - Greenwood August 12, 2 | 2008-08-12 |
| Diaphragm Structure App 20070113662 - GREENWOOD; John Christopher | 2007-05-24 |
| System and method for sensing differential pressure App 20070074578 - Subramanian; Kanakasabapathi ; et al. | 2007-04-05 |
| Synchronization method and apparatus for frequency division multiplexed telecommunication systems Grant 7,020,074 - Rickard , et al. March 28, 2 | 2006-03-28 |
| Method and apparatus for frequency domain data frame transmission Grant 6,598,200 - Greenwood , et al. July 22, 2 | 2003-07-22 |
| Sensor Grant 6,584,864 - Greenwood July 1, 2 | 2003-07-01 |
| Sensor App 20030005768 - Greenwood, John Christopher | 2003-01-09 |
| Optical fiber switch Grant 4,121,884 - Greenwood October 24, 1 | 1978-10-24 |
| Method For Making Glass Optical Fibre Preform Grant 3,853,521 - Greenwood December 10, 1 | 1974-12-10 |
| Improvements In Electrostatic Relays Grant 3,670,130 - Greenwood June 13, 1 | 1972-06-13 |
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