Company Filing History:
3 out of 19 
2 out of 32 
2 out of 32 
Years Active: 1989-1999
Title: Marvin Lumbard: Innovator in LED Display Technology
Introduction
Marvin Lumbard, based in Los Gatos, California, is a distinguished inventor with a total of nine patents to his name. His ingenuity primarily revolves around advancements in LED display technology, which has significantly impacted various industries by improving product durability and performance.
Latest Patents
Lumbard's latest innovations include a patented surface mount LED alphanumeric display. This device enhances heat tolerance by aligning the coefficient of thermal expansion (CTE) of the inner circuit board with that of the clear epoxy encapsulation. By ensuring that components expand at similar rates under heat, the risk of cracking and failure is effectively reduced. Furthermore, Lumbard has developed an end-wall frame for LED alphanumeric displays. This innovation provides full-length standoffs for the display, preventing issues like cracking and crazing of the epoxy coating. Additionally, this design eliminates the need for black paint on non-display portions of the lens and ensures precise alignment of the printed circuit board within the lensed area.
Career Highlights
Throughout his career, Marvin Lumbard has made significant contributions while working at reputable companies such as Siemens Microelectronics Limited and Siemens Corporate Research & Support, Inc. His role in these organizations has allowed him to further develop innovative technologies in electronic displays.
Collaborations
Lumbard has collaborated with several talented professionals, including Lynn Karl Wiese and Paul-Martin Gerber. These collaborations have facilitated the exchange of ideas that have propelled the advancement of display technologies.
Conclusion
Marvin Lumbard's commitment to innovation in LED display technology illustrates the importance of aligning engineering principles with practical applications. His patents not only reflect his technical expertise but also his capacity to foresee and address common challenges in electronic displays. As technology continues to evolve, Lumbard's contributions remain influential in shaping the future of visual communication.