Mark Allen Kennard is a notable inventor based in Pleasanton, CA (US). He has made significant contributions to the field of semiconductor technology, particularly in the development of high-temperature electrostatic chucks. With a total of 4 patents to his name, Kennard's work has advanced the capabilities of equipment used in various semiconductor processes.

Latest Patents

Kennard's latest patents include innovative designs for high-temperature electrostatic chucks. One of his patents describes an electrostatic chuck suitable for use at high temperatures, featuring a replaceable expansion assembly. This assembly functions as an outer tubulation and heat choke, accommodating differential thermal stresses and limiting direct heat conduction. The ability to operate at temperatures exceeding 200°C allows the chuck to be utilized for plasma etching of materials like platinum, which require high temperatures for effective processing. Another patent details a hot electrostatic chuck with an expansion joint that provides a hermetic seal and controls heat conduction. This design incorporates a plenum filled with a heat transfer gas, enhancing the cooling of substrates during semiconductor processes.

Career Highlights

Mark Allen Kennard is currently employed at Lam Research Corporation, a leading company in the semiconductor equipment industry. His work has been instrumental in developing technologies that improve the efficiency and effectiveness of semiconductor manufacturing processes.

Collaborations

Kennard has collaborated with notable coworkers such as Greg Sexton and Alan M Schoepp, contributing to the advancement of innovative technologies in their field.

Conclusion

Mark Allen Kennard's contributions to high-temperature electrostatic chuck technology have significantly impacted the semiconductor industry. His innovative designs and patents continue to enhance the capabilities of semiconductor manufacturing processes.