Location History:
- Solana Beach, CA (US) (1995 - 2011)
- La Jolla, CA (US) (2024)
Company Filing History:
3 out of 15,488 
1 out of 269 
1 out of 5 Years Active: 1995-2024
Title: Mark H Ellisman: Innovator in Electron Microscopy Applications
Introduction
Mark H Ellisman is a notable inventor based in Solana Beach, California. He has made significant contributions to the field of electron microscopy through his innovative patents. With a total of 5 patents, Ellisman has focused on developing advanced materials and methods that enhance imaging capabilities.
Latest Patents
One of his latest patents is for charge-resistant epoxy resins for electron microscopy applications. This invention involves an epoxy resin-based embedding media that is doped with a non-conductive dopant to ensure it remains non-charging at 1.8 keV. A preferred dopant is polyethylene glycol with a molecular weight of at least 3350, used at a predetermined weight/weight percentage ranging from 2% to 10%. Another preferred dopant is polyethylene glycol with a molecular weight of 7000-8000, utilized at a weight/weight percentage of up to approximately 40%, and more preferably up to around 30%.
Additionally, he has developed an apparatus and method that includes a direct bombardment detector and a secondary detector for use in electron microscopy. This apparatus is designed for imaging samples with an electron beam. It features a down-conversion detector that detects signals generated by the electron beam, alongside a direct bombardment detector that is positioned adjacent to it. The mechanism allows for selective exposure of both detectors to the electron microscopy signal, enhancing the imaging process.
Career Highlights
Throughout his career, Mark H Ellisman has worked with prestigious organizations, including the University of California and Lockheed Missiles & Space Company, Inc. His work in these institutions has allowed him to push the boundaries of electron microscopy technology.
Collaborations
Ellisman has collaborated with notable colleagues such as Gary G Fan and Clifford Bueno. Their combined expertise has contributed to the advancement of innovative solutions in the field.
Conclusion
Mark H Ellisman stands out as a significant figure in the realm of electron microscopy, with his innovative patents paving the way for future advancements. His contributions continue to impact the scientific community positively.