Nicholas L Sethofer

Title: Innovations by Inventor Nicholas L Sethofer

Introduction

Nicholas L Sethofer, based in San Jose, California, is a prominent inventor known for his contributions to optical technology. With an impressive portfolio of nine patents, his innovations focus primarily on enhancing functionality and protection in optical devices.

Latest Patents

Among his latest patents, the "Liquid Crystal Variable Color Density Lens and Eye Protective Devices" stands out as a remarkable advancement in the field. This invention is a sophisticated variable color/variable density optical system designed for multiple lens and window applications. The primary feature of this innovation is an optical sunlight protective device integrating a liquid crystal color lens, which responds dynamically to light conditions. The device incorporates a photodetecting sensor and an oscillating driving electronic circuit, all contained within a stylish frame. This lens includes a unique plastic housing with a complementary curved shape, housing a liquid crystalline medium that ensures optical clarity alongside effective ultraviolet radiation protection. As light intensity varies, the alignment of the liquid crystalline complex is adjusted, providing eyewear products that perform excellently in diverse lighting scenarios, from bright sunshine to foggy conditions.

Another notable achievement is the development of a guest-host liquid crystalline composition. This includes a chiral compound known as (+)5-(2-methyl) butyl-2(4-cyanophenyl)-1, 3-dioxane, which when combined with other components, creates a phase-change cholesteric liquid crystalline composition. This advancement significantly enhances electro-optical displays, boasting low electrical thresholds and superior contrast ratios.

Career Highlights

Nicholas has had a distinguished career, having contributed to reputable firms such as Timex Corporation, where he further refined his expertise in optical technologies. His inventions not only demonstrate his technical prowess but also his commitment to improving user experience through innovation.

Collaborations

Throughout his career, Nicholas has collaborated with a number of professionals, including Eric R Henderson, who is now deceased, and Michael C Harper. These partnerships have likely played a pivotal role in the development of his groundbreaking inventions.

Conclusion

In summary, Nicholas L Sethofer epitomizes the spirit of innovation in optical technology. With his nine patents, including the advanced variable color density lens and the unique liquid crystalline compositions, he continues to push the boundaries of optical devices. His contributions are invaluable to both the industry and consumers, providing enhanced safety and functionality through creative inventions.