Company Filing History:
Years Active: 2018-2019
Title: The Innovations of Patrick Carl Fletcher
Introduction
Patrick Carl Fletcher is a notable inventor based in Minnetonka, MN (US). He has made significant contributions to the field of technology, particularly in the area of heat-assisted magnetic recording. With a total of 4 patents to his name, Fletcher's work continues to influence advancements in this domain.
Latest Patents
One of his latest patents focuses on laser power monitoring in a heat-assisted magnetic recording device using a resistive sensor and high-frequency laser modulation. This innovative apparatus includes a light source designed to generate light, along with a modulator that modulates the light above a predetermined frequency. The device features a slider configured for heat-assisted magnetic recording, which receives the modulated light. A resistive sensor integral to the slider is subject to heating through the absorption of electromagnetic radiation and heat conduction. The measuring circuitry connected to the resistive sensor is designed to measure the sensor's response due to absorbed electromagnetic radiation, excluding heat conduction. Additionally, the circuitry can determine the output optical power of the light source based on the measured resistive sensor response.
Career Highlights
Fletcher is currently employed at Seagate Technology Incorporated, where he continues to develop innovative solutions in technology. His work has been instrumental in enhancing the efficiency and effectiveness of magnetic recording devices.
Collaborations
Throughout his career, Patrick has collaborated with notable colleagues, including James Dillon Kiely and John Charles Duda. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Patrick Carl Fletcher's contributions to the field of technology, particularly in heat-assisted magnetic recording, showcase his innovative spirit and dedication to advancing the industry. His patents reflect a commitment to improving the efficiency of recording devices, making a lasting impact on the technological landscape.
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