Company Filing History:
19 out of 93 
9 out of 309 
Years Active: 2001-2009
Title: Innovator Spotlight: John V H Roberts
Introduction: John V H Roberts is a distinguished inventor based in Newark, Delaware, holding an impressive portfolio of 28 patents. Known for his contributions to the field of chemical mechanical polishing pads, Roberts has made significant strides in developing innovative technologies that enhance the efficiency of polishing processes.
Latest Patents: Among his latest inventions is an "Apparatus for forming a porous reaction injection molded chemical mechanical polishing pad." This invention details a sophisticated apparatus that includes various components such as a tank with polymeric materials, a storage silo for microspheres, an isocyanate storage tank, and a premix prep tank for creating a blend of polymeric materials and microspheres. The apparatus also features a premix run tank, a mixer, a closed mold for reaction-injection molding, and a vacuum system for degassing processes.
Additionally, Roberts has developed a "Method for forming a porous polishing pad," which outlines a procedure that involves creating a polymeric matrix with fluid-filled unexpanded microspheres. This process includes curing the matrix and heating it to expand the microspheres, ultimately leading to innovation in the polishing pad manufacturing process.
Career Highlights: John V H Roberts has worked with prominent companies, including Rodel Holdings, Inc., and Rohm and Haas Electronic Materials CMP Holdings, Inc. His roles at these organizations have allowed him to refine his expertise and contribute to industry-leading projects in chemical mechanical polishing technologies.
Collaborations: Throughout his career, Roberts has collaborated with notable colleagues such as David B James and Lee Melbourne Cook. Their combined expertise in the field has fostered an environment of innovation and successful project execution.
Conclusion: John V H Roberts exemplifies the spirit of invention through his extensive patent portfolio and collaborative efforts in advancing chemical mechanical polishing technology. His work continues to leave a mark on the industry, reflecting his dedication to innovation and excellence in engineering.