David M Heffelfinger

Title: David M Heffelfinger: Innovator in Vehicle Testing and Optical Analysis

Introduction

David M Heffelfinger is a notable inventor based in Sequim, WA (US). He has made significant contributions to the fields of vehicle testing and optical analysis, holding a total of three patents. His innovative designs reflect a commitment to advancing technology and improving existing systems.

Latest Patents

One of Heffelfinger's latest patents is the "Vehicle testing lamp apparatus, system, and method." This invention comprises an onboard controller unit, an off-board controller unit, and a lamp fixture. The onboard controller unit includes a solid-state relay that can switch between idle and high output power settings, along with a timing circuit, transfer circuit, current sensor, current regulator, and auxiliary power supply. The off-board controller unit is connected to a voltage booster circuit, while the lamp fixture features an ignitor, shock mount, and lamp. This system allows for efficient vehicle testing by maintaining the lamp at idle and limiting high output time.

Another significant patent is for "Optical analysis systems." This system is designed for the optical analysis of samples, utilizing an illumination source to excite fluorescence. The fluorescence is collected by an objective lens and transmitted through an imaging lens to an area array detector. The design minimizes optical degradation by ensuring that the objective and imaging lens pairs are optically symmetrical.

Career Highlights

Throughout his career, David M Heffelfinger has worked with several companies, including Alpha Innotech Corporation and Luminys Systems Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Heffelfinger has collaborated with notable coworkers, including David A Pringle and David B McDonald. These partnerships have likely fostered a creative environment that encourages innovation and the development of new ideas.

Conclusion

David M Heffelfinger's contributions to vehicle testing and optical analysis demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of complex systems and a commitment to improving existing methodologies.