Company Filing History:
2 out of 171 
1 out of 18 
1 out of 243 Years Active: 1993-2005
Title: The Innovations of Rosemary Cush
Introduction
Rosemary Cush is a notable inventor based in Northampton, GB. She has made significant contributions to the field of optical communication, holding a total of 5 patents. Her work focuses on developing advanced optical devices that enhance communication systems.
Latest Patents
One of her latest inventions is the Optical Add-Drop Filter. This device is designed for communication systems, allowing for the separation of supervisory and communication traffic. It effectively filters both types of traffic to isolate add channels, drop channels, and supervisory channels, ensuring efficient communication. Another significant patent is the Wavelength Selective Optical Filter. This innovative device utilizes a series of mutually coupled Fabry-Perot optical resonators to filter input radiation. It is tunable between different wavelengths, providing flexibility in communication systems without the need to tune through intermediate wavelengths.
Career Highlights
Throughout her career, Rosemary has worked with prominent companies such as GEC-Marconi Limited and Marconi UK Intellectual Property Limited. Her experience in these organizations has contributed to her expertise in optical technologies and patent development.
Collaborations
Rosemary has collaborated with notable individuals in her field, including William James Stewart and Ruth Hibberson. These partnerships have fostered innovation and advancement in her projects.
Conclusion
Rosemary Cush's contributions to optical communication technology are significant and impactful. Her patents reflect her dedication to innovation and her ability to solve complex problems in the field.