This inventor holds 1 USPTO granted patent. Top assignee: Hitachi High-Tech Corporation. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Koichiro Takeuchi and Electronic Cleaning Technology.
Introduction
Koichiro Takeuchi is an inventor associated with Hitachi High-Tech Corporation in Tokyo, Japan. His patent work addresses contamination inside charged-particle equipment, where electron irradiation can cause carbon deposits to form on chamber components and sample surfaces.
Latest Patents
The provided information lists one patent for Takeuchi: “Electronic cleaning device.” The invention describes a sample chamber connected to a lens barrel containing a charged-particle source. An electron source is positioned inside the chamber, with a shield plate in front of it. Primary electrons from the source strike the shield plate, producing secondary electrons that help clean the chamber’s interior. This approach is intended to reduce contamination caused by hydrocarbon gases.
Career Highlights
Takeuchi’s listed patent reflects work on maintaining cleaner operating conditions in charged-particle systems. The record identifies Hitachi High-Tech Corporation as his company and reports 1 patent.
Collaborations
The provided information names Yuto Kubonaka and Masaomi Ohno as Takeuchi’s coworkers. Their specific roles in the patent or related work are not stated.
Conclusion
Koichiro Takeuchi’s listed invention applies secondary electrons to chamber cleaning, addressing contamination in charged-particle equipment through a design associated with Hitachi High-Tech Corporation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile