Company Filing History:
2 out of 48 
1 out of 37 
1 out of 38 Years Active: 1982-1990
Title: The Innovations of John S. Davis: A Pioneering Inventor from Sandy, UT
Introduction
John S. Davis is a notable inventor based in Sandy, Utah, recognized for his contributions to engineering and technology with a total of four patents to his name. His innovative spirit has led to significant advancements in mechanical design, particularly in applications that require high durability and efficiency.
Latest Patents
Among his recent inventions is the Universal Ball Joint, an improved design that enhances the transmission of high torque, which is especially beneficial in oil field operations. This invention incorporates a spherical ball housed within a driving shaft and a driven shaft. The design features axially extending grooves that create multiple chambers, each housing a tapered pin that facilitates the driving connection between the shafts. Notably, the ball joint features a sealed chamber for lubrication, which enhances its operational longevity.
Davis has also developed an improved Core Catcher for use with a hydraulically displaced inner tube in coring tools. This innovation features a collapsible lower section that exerts a radially compressive force against the core, effectively seizing it within the tool. The core catcher can be crafted to be either resilient for reuse or crushable, thereby catering to various operational needs in drilling applications.
Career Highlights
Throughout his professional journey, John S. Davis has had the opportunity to collaborate with reputable companies such as Christensen, Inc. and Norton Christensen, Inc. His work in these organizations has allowed him to refine his expertise in designing tools and mechanisms that are vital in the fields of drilling and extraction.
Collaborations
Davis has collaborated with a number of talented professionals, including Richard H. Grappendorf and Gordon G. Sirrine. These partnerships have been essential in bringing his innovative ideas to fruition and advancing the projects on which he has worked.
Conclusion
John S. Davis continues to make significant contributions to the field of engineering with his inventive designs, particularly in the oil and gas sector. His patents reflect a commitment to improving mechanical technologies, and his ongoing collaborations hint at a promising future in innovation. As an inventor based in Sandy, UT, Davis exemplifies the spirit of creativity and problem-solving that drives advancements in technology today.