This inventor holds 3 USPTO granted patents. Top assignees: Siemens Automotive Corporation, Siemens Vdo Automotive Corporation, Other. Active years: 2003-2005.
Company Filing History:
1 out of 541 
1 out of 583 
1 out of 834,307 Years Active: 2003-2005
Title: The Innovations of Robert MacFarland
Introduction
Robert MacFarland is an accomplished inventor based in Newport News, VA (US). He holds a total of 3 patents that showcase his expertise in the field of fuel injector technology. His innovative approaches have contributed significantly to advancements in automotive engineering.
Latest Patents
One of MacFarland's latest patents is a "Method of manufacturing a modular fuel injector." This method allows for the fabrication of the electrical group subassembly outside a clean room while the fuel group subassembly is fabricated inside a clean room. The design of the fuel injector includes a valve group subassembly and a coil group subassembly. The valve group subassembly features a tube assembly with a longitudinal axis, a secured seat that defines an opening, and an armature assembly that is positioned within the tube assembly. Additionally, it includes a member that biases the armature assembly toward the seat, an adjusting tube for modifying the biasing force, a filter located within the tube assembly, and a first attachment portion. The coil group subassembly consists of a solenoid coil that displaces the armature assembly with respect to the seat, along with a second attachment portion that is fixedly connected to the first attachment portion.
Another significant patent by MacFarland is the "Method of fabricating and testing a modular fuel injector." This method also permits the fabrication of the electrical group subassembly outside a clean room while the fuel group subassembly is fabricated inside a clean room. It outlines a process for manufacturing a sealed fuel injector unit through a predetermined number of different types of operations, each comprising a range of percentages of the predetermined number of operations.
Career Highlights
Throughout his career, Robert MacFarland has worked with notable companies such as Siemens Automotive Corporation and Siemens VDO Automotive Corporation. His experience in these organizations has allowed him to refine his skills and contribute to significant projects in the automotive sector.
Collaborations
MacFarland has collaborated with talented individuals in his field, including Michael P. Dallmeyer and Michael Joseph Hornby. These collaborations have further enriched his work and innovations.
Conclusion
Robert MacFarland's contributions to the field of fuel injector technology through his patents and career experiences highlight his role as a significant inventor in the automotive industry. His innovative methods continue to influence the development of advanced automotive technologies.