David M Culbertson

Title: David M. Culbertson: Innovator in Semiconductor Technology

Introduction

David M. Culbertson is an accomplished inventor based in Tempe, Arizona, known for his significant contributions to semiconductor technology. With two patents to his name, Culbertson has played a vital role in the advancement of electronic components.

Latest Patents

One of Culbertson's latest patents is for a thyristor and method of manufacture. This innovation includes a gate region extending from the first major surface into a semiconductor substrate, with an anode region extending from the second major surface. The unique design also features a cathode region that extends into a portion of the gate region and enhanced doped regions within the gate and anode regions. The patent describes a mesa structure from both surfaces of the semiconductor substrate, allowing the device to function efficiently.

Another notable patent pertains to a leadframe structure with a moveable sub-frame. This innovative leadframe design incorporates a main frame with longitudinal outer rails and several sub-frames that are separated by slits extending around their perimeters. The bent sub-frame allows flag and lead portions to overlap while maintaining the dimensions of the main frame's outer edge, thus enhancing functionality and versatility in semiconductor applications.

Career Highlights

Throughout his career, Culbertson has been associated with well-respected companies such as Motorola Corporation and Semiconductor Components Industries, LLC. His work in these organizations has laid the groundwork for his innovative patents, demonstrating his commitment to advancing semiconductor technology.

Collaborations

During his tenure, Culbertson collaborated with notable colleagues including Hin Kooi Chee and Chee Hiong Chew. These collaborations have fostered a creative environment, leading to significant developments in the field.

Conclusion

David M. Culbertson's contributions to modern electronics through his patents and professional career underscore his status as a respected inventor in the semiconductor industry. His groundbreaking innovations continue to influence the design and functionality of electronic components, paving the way for future advancements.