Location History:
- Cedar Park, TX (US) (1998 - 2003)
- Austin, TX (US) (2008 - 2010)
Company Filing History:
12 out of 20,333 
1 out of 2 
1 out of 133 Years Active: 1998-2010
Title: The Innovative Contributions of James R. Sisk
Introduction
James R. Sisk is a prolific inventor based in Cedar Park, Texas, holding an impressive portfolio of 14 patents. Over the years, he has made significant contributions to technology, particularly in fields related to communications and power conversion.
Latest Patents
Among his latest innovations, Sisk has developed a "Method and System for Self-Testing a Line Card". In this patent, he outlines a method for self-testing a portion of a line card that utilizes a digital signal processor to manipulate incoming data. This system includes transmitting a test signal through a transmit channel and detecting any resulting signals in the receive channel, thereby identifying any malfunctions in the components.
Another notable patent is the "Method and System for Converting Alternating Current to Ethernet In-Line Power". This invention facilitates the conversion of alternating current voltage signals into usable Ethernet in-line power. The process entails transforming an alternating current signal into an approximate direct current signal, adding odd harmonics to produce a compensated direct current signal, and conditioning it to create an Ethernet-compatible power signal.
Career Highlights
James R. Sisk's career features vital contributions to leading technology companies, notably Cisco Technology, Inc. and Netspeed, Inc. His work within these organizations has been instrumental for advancements in various electronic and communication technologies.
Collaborations
Throughout his professional journey, Sisk has collaborated with esteemed colleagues, including John Francis McHale and Robert H. Locklear, Jr. These partnerships have fostered innovation and facilitated the development of impactful technological solutions.
Conclusion
James R. Sisk exemplifies the spirit of innovation through his substantial contributions to the field of technology. With a focus on enhancing communications and power efficiency, his patents reflect a commitment to advancing industry standards and improving device functionalities. His work continues to inspire future generations of inventors and engineers.
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.