Location History:
- Powder Springs, GA (US) (1998)
- Cornelius, NC (US) (2020 - 2024)
Company Filing History:
6 out of 789 
1 out of 832,718 Years Active: 1998-2024
Title: The Innovative Mind of Donald Lee Hill
Introduction: Donald Lee Hill, an inventive engineer based in Cornelius, NC, has made significant contributions to the field of compressor technology and bearing systems. With a remarkable portfolio of seven patents, Hill's innovations reflect his deep understanding of mechanical engineering and fluid dynamics.
Latest Patents: Among Hill's latest patents, the "Bearing for supporting a rotating compressor shaft" stands out. This patent details a compressor featuring a housing and a shaft that rotates to compress a working fluid. The innovative foil bearing supports the shaft during its rotation, employing either a ball bearing backup or a mesh foil bearing actuated for optimal performance. Another noteworthy patent is the "Porous gas bearing," which introduces a unique housing with a fluid inlet and an aperture. This design incorporates a porous surface layer in communication with the fluid inlet, enhancing efficiency while being supported by a specialized damping system.
Career Highlights: Donald's professional journey includes significant tenures at esteemed organizations such as Trane International Inc. His work in these companies has positioned him at the forefront of technological advancements in compressor and bearing systems, paving the way for innovations that enhance energy efficiency and operational reliability.
Collaborations: Hill’s collaborative spirit shines through his work alongside talented colleagues, such as Sung Hwa Jeung and Jay H Johnson. His partnerships have undoubtedly played a vital role in the successful development of his groundbreaking patents.
Conclusion: Donald Lee Hill stands as a prominent figure in the engineering landscape, with a strong focus on enhancing compressor technology through his patents. His innovative solutions, born from extensive experience and collaboration, continue to influence the industry positively. As he progresses in his career, the engineering community eagerly anticipates his future contributions.
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.