Location History:
- Salem, NH (US) (1995)
- Germantown Hills, IL (US) (1997 - 1999)
- Metamora, IL (US) (2000 - 2016)
Company Filing History:
6 out of 9,440 
1 out of 14 Years Active: 1995-2016
Title: **Robert E. Stone: Innovator of Hydraulic Systems**
Introduction
Robert E. Stone is a notable inventor residing in Metamora, IL, with a remarkable contribution to the field of hydraulic systems. He holds an impressive portfolio of seven patents, showcasing his expertise and innovative spirit in engineering solutions for mobile machinery.
Latest Patents
Among his latest innovations is the patent for a "Hydraulic System Having Fixable Multi-Actuator Relationship," which addresses the complex needs of mobile machines. This hydraulic system features a first actuator and a first valve arrangement, alongside a second actuator and valve arrangement. A key component is an operator interface device that allows the operator to generate signals for precise work tool movements. The controller then responds by providing tailored flow rate commands to ensure optimal performance based on operator input.
Another significant patent by Stone is the "System Implementing Parallel Lift for Range of Angles." This innovation includes various components like a pump, lift actuator, and tilt actuator, paired with a tilt angle sensor. The system enhances operational efficiency by managing fluid flow based on desired lift and tilt velocities while maintaining stability within specified tilt angle ranges.
Career Highlights
Stone has contributed his expertise to esteemed companies, including Caterpillar Inc. His work in these environments has enabled the development of innovative hydraulic technologies that enhance the functionality of machinery. This experience has provided him with valuable insights that have culminated in his patent filings.
Collaborations
During his career, Robert E. Stone has had the privilege of collaborating with talented individuals such as John Thomas Reedy and Cynthia M. Gardner. These collaborations have likely inspired diverse perspectives and fostered creative solutions within their projects.
Conclusion
Robert E. Stone's contributions to hydraulic systems exemplify the spirit of innovation. His seven patents reflect a dedication to improving machine efficiency and operator experience. As technology evolves, his inventions will undoubtedly continue to influence the future of hydraulic engineering.
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.