This inventor holds 3 USPTO granted patents. Top assignees: Jeol Ltd., Jeol Engineering Co., Ltd., Jeol Ltd. and Jeol Engineering Co., Ltd.. Active years: 1986-2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 831 
1 out of 5 
1 out of 1 Years Active: 1986-2005
Title: Tokuo Mizuno: Innovator in Ion Sensors and Electron Guns
Introduction
Tokuo Mizuno is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of ion sensors and electron microscopy. With a total of 3 patents, his work has had a lasting impact on technology and research.
Latest Patents
Mizuno's latest patents include a method of producing an ion-sensitive film for ion sensors. This innovative method allows for the easy production of a long-lived ion-sensitive film that exhibits excellent durability. The process begins with preparing a monomer mixture that consists chiefly of monomer units, including a functional group that identifies specific chemical substances. The second group of bonded atoms can become an active species that induces polymerization or bridging reactions when irradiated with an electron beam or radiation. The monomer mixture is then polymerized through low-energy irradiation.
Another notable patent is the thermal field emission electron gun designed for use in scanning electron microscopes. This long-lived electron gun features a tungsten tip coated with materials such as zirconium, zirconium oxide, titanium, or titanium oxide. A wire member is strategically mounted above the front end of the tungsten tip to prevent the coating from slipping off, ensuring the gun's reliability and performance.
Career Highlights
Throughout his career, Tokuo Mizuno has worked with esteemed companies such as Jeol Ltd. and Jeol Engineering Co., Ltd. His expertise in developing advanced technologies has positioned him as a key figure in his field.
Collaborations
Mizuno has collaborated with notable colleagues, including Atsuro Tonomura and Iwao Sakai. These partnerships have contributed to the advancement of innovative technologies in their respective areas of research.
Conclusion
Tokuo Mizuno's contributions to the fields of ion sensors and electron microscopy highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the durability and functionality of essential scientific tools.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile