Company Filing History:
Years Active: 2003-2015
Title: Innovations by Lakshman Withanawasam: A Pioneer in Magnetic Sensing Technologies
Introduction
Lakshman Withanawasam, a prominent inventor based in Maple Grove, MN, holds an impressive portfolio of 13 patents in the field of magnetic sensing technologies. His contributions have significantly advanced the way magnetic fields are measured and analyzed, particularly through innovative solid-state sensor designs. As a key member of Honeywell International Inc., he continues to push the boundaries of technology in this domain.
Latest Patents
Among Lakshman's latest inventions is an advanced anisotropic magneto-resistance (AMR) gradiometer/magnetometer. This device specializes in reading magnetic tracks through a solid-state magnetic sensor that employs a half Wheatstone bridge configuration. Each leg of this bridge incorporates strips of magnetic material and barber pole nonmagnetic shorting bars, yielding a robust mechanism for accurately sensing magnetic information.
Additionally, he has developed an apparatus and method for determining in-plane magnetic field components using a single magnetoresistive sensor. This cutting-edge method measures an applied magnetic field within a plane by applying alternating drive currents to straps overlaying the magnetoresistive sensor. It involves extracting the second harmonic component of the output voltage to derive both the magnitude and orientation of the magnetic field, thereby enhancing the precision of magnetic field measurements.
Career Highlights
Lakshman Withanawasam's career at Honeywell International Inc. has been marked by his dedication to innovation in magnetic sensing technologies. His research focuses not only on creating new devices but also on improving existing methodologies for magnetic field measurement. His 13 patents showcase his commitment to advancing technology and addressing industry challenges through inventive solutions.
Collaborations
Throughout his career, Lakshman has collaborated with esteemed colleagues such as Hong Wan and Bharat B Pant. These partnerships have fostered a collaborative environment that encourages the sharing of ideas and expertise, further enriching the development of new technologies at Honeywell.
Conclusion
Lakshman Withanawasam's contributions to the field of magnetic sensing exemplify the spirit of innovation. Through his impressive portfolio of patents and collaborative efforts at Honeywell International Inc., he has made significant strides in advancing the technologies pivotal to this sector. His work not only reflects his expertise but also serves as an inspiration for the future of inventions in the realm of magnetic sensing.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.