Location History:
- Plum, PA (US) (1986)
- Murrysville Boro, PA (US) (1992)
- Plum Boro, PA (US) (1987 - 1994)
- Plum Boro, Westmoreland County, PA (US) (1994)
- Pittsburgh, PA (US) (1994 - 1999)
Company Filing History:
11 out of 8,033 
2 out of 627 
1 out of 640 
Years Active: 1986-1999
Title: The Innovations of Rajender K Sadhir
Introduction
Rajender K Sadhir, an accomplished inventor based in Plum Boro, PA, has made significant contributions to the field of materials science and electrical engineering. With a remarkable portfolio of 14 patents, Sadhir's inventions focus primarily on conductive polymer compositions and methods for assessing material deformation. His ingenuity continues to pave the way for advancements in electrical devices and non-destructive testing methods.
Latest Patents
Sadhir's latest patents showcase his expertise in the development of advanced materials. One notable invention involves conductive polymer compositions characterized by their positive temperature coefficients. This composition features a thermoset polymer matrix, which contains discretely distributed thermoplastic material and dispersed conductive material. Notably, the interaction between thermoset and thermoplastic polymers, such as bisphenol A liquid epoxy resins and oxidized polyethylene, enhances its performance.
In another significant patent, Sadhir presents a nondestructive method for determining deformation induced in materials under compressive force. This method involves uniformly dispersing a particulate tagging substance within the material, which can be detected through radiant energy. By applying a compressive force and analyzing the changes in density and distribution of the tagging substance, this innovative approach can effectively evaluate the compaction of granular materials like asphalt concrete and assess strain in elastic gaskets.
Career Highlights
Throughout his career, Rajender K Sadhir has worked with prominent companies such as Westinghouse Electric Corporation and Thermo King Corporation. His experience in these organizations has allowed him to refine his skills in materials science and engineering, leading to the development of innovative technologies and solutions.
Collaborations
Sadhir's journey has seen him collaborate with esteemed professionals in the industry, including George E Rudd and William G Clark, Jr. These partnerships have further enriched his understanding and application of innovative materials, fostering an environment of creativity and technological advancement.
Conclusion
Rajender K Sadhir exemplifies the spirit of innovation through his extensive work and contributions to the field of materials engineering. With a total of 14 patents, his groundbreaking inventions, particularly in conductive polymer compositions and non-destructive testing methods, have the potential to drive significant advancements in electrical devices and construction materials. His collaborations and career milestones reflect a steadfast commitment to innovation, setting a high standard for aspiring inventors in the industry.