Location History:
- Palo Alto, CA (US) (1990 - 1991)
- East Palo Alto, CA (US) (1995)
- Alameda, CA (US) (2003 - 2005)
- Alameda County, CA (US) (1993 - 2009)
- Santa Clara, CA (US) (2023)
- Union City, CA (US) (1994 - 2024)
Company Filing History:
24 out of 120 
2 out of 5,309 
2 out of 23 
Years Active: 1990-2024
Title: Kenneth A. Costello: Innovator in Photocathode Technology
Introduction
Kenneth A. Costello is a prominent inventor based in Alameda County, California, holding an impressive portfolio of 26 patents. His work primarily focuses on advancements in photocathode technologies, contributing significantly to the fields of imaging and optoelectronics.
Latest Patents
Costello's latest innovations include two notable patents. The first is for a "Thermally Assisted Negative Electron Affinity Photocathode," which describes a novel photocathode employing a conduction band barrier. This innovation optimizes the trade-off between photoelectron transport efficiency and escape probability, achieving a net increase in sensitivity over specific operational temperature ranges.
The second patent, "Image Intensifier with Indexed Compliant Anode Assembly," outlines an image intensifier and its method of fabrication. This invention features a photocathode assembly with a vacuum window that generates photoelectrons in response to light. The design includes a compliant, springy support structure to ensure precise indexing of the anode assembly relative to the photocathode surface, resulting in a sealed, leak-tight vacuum envelope.
Career Highlights
Kenneth A. Costello has made noteworthy contributions while working for esteemed organizations, including Intevac, Inc. and the Board of Trustees of the Leland Stanford Jr. University. His role in these institutions has allowed him to be at the forefront of technological advancements in his field, shaping the future of imaging technologies.
Collaborations
Throughout his career, Costello has collaborated with notable coworkers, such as Verle W. Aebi and Edward Yin. These partnerships have facilitated innovative research and development, driving forward the boundaries of what is possible in photocathode and imaging technology.
Conclusion
Kenneth A. Costello's dedication to innovation is evident in his extensive patent portfolio and contributions to the field. His work not only advances technology but also inspires future inventors to explore the possibilities within optoelectronics and imaging. With each new patent, Costello continues to pave the way for future innovations that can enhance various applications in science and technology.