Clifford I Drowley

Title: The Innovative Contributions of Clifford I Drowley

Introduction

Clifford I Drowley, based in Scottsdale, AZ, is a prolific inventor recognized for his significant contributions to technology, particularly in the realm of image sensors. With a remarkable tally of 21 patents, his work has advanced the capabilities of CMOS image sensors and optical technologies, setting new standards in the industry.

Latest Patents

Among Clifford's latest patents are two groundbreaking inventions that illustrate his innovative prowess. The first is the "Deep implant self-aligned to polysilicon gate", which focuses on improving the manufacturing process of CMOS image sensors. This patent describes a method whereby a thick mask is self-aligned to the polysilicon gate structure, facilitating the formation of a deep implant while ensuring precise alignment between the photodiode implant and the gate. This invention enhances the efficiency of photodiode formation and overall sensor performance.

The second notable patent is for a "Microlens for use with a solid-state image sensor and a non-telecentric taking lens". This invention features a two-dimensional array of photosensors, each paired with corresponding microlenses, and integrates color filters and transmissive apertures. The design ensures optimal light capture and color fidelity by strategically offsetting the center points of the microlenses, color filter areas, and apertures in relation to their corresponding photosensors.

Career Highlights

Throughout his career, Clifford Drowley has contributed to leading companies in the technology sector, including Motorola Corporation and Hewlett-Packard Company. His work at these companies enabled him to develop an extensive understanding of image sensor technology, which he transformed into innovative patented solutions that have greatly impacted the field.

Collaborations

Clifford has had the opportunity to collaborate with notable colleagues, including Mark S. Swenson and Jennifer J. Patterson. These partnerships have likely enriched his work, fostering an environment of shared ideas and collective innovation.

Conclusion

Clifford I Drowley stands out as a notable inventor whose patents reflect a deep understanding of technology and a commitment to innovation. His latest inventions not only push the boundaries of CMOS technology but also serve as foundational elements for future developments in imaging and optical systems. As he continues to innovate, the impact of his contributions will undoubtedly be felt across various sectors of the technology industry.