This inventor holds 4 USPTO granted patents. Top assignees: Hitachi, Ltd., Tokyo Electron Limited, Tokyo Electron Yamanashi Limited. Active years: 1995-1998.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Yamanashi, JP (1995)
- Yamanashi-ken, JP (1997 - 1998)
Company Filing History:
4 out of 42,743 
4 out of 10,933 
4 out of 71 
Years Active: 1995-1998
Title: **Innovative Contributions of Yoshikazu Ito in Plasma Etching Technology**
Introduction
Yoshikazu Ito, an accomplished inventor based in Yamanashi, Japan, has made significant contributions to the field of semiconductor manufacturing through his innovative patents. With a total of four patents to his name, Ito has focused primarily on advancing plasma etching technology, a crucial process in the production of semiconductors.
Latest Patents
Among his notable inventions are his latest patents which include an **Anisotropic Etching Method and Apparatus**. This invention describes a parallel-plate plasma etching apparatus featuring a susceptor electrode and a shower electrode arranged within a processing chamber. It allows for enhanced etching capabilities by employing a temperature gradient across the effective electrode portion, optimizing etching anisotropy on semiconductor wafers. Additionally, he holds a patent for a **Plasma Etching System and Plasma Etching Method**, which encompasses a process chamber for enclosing plasma and incorporates a detailed gas supply mechanism. This apparatus ensures that the plasma-forming gas is delivered effectively to achieve desired etching results.
Career Highlights
Yoshikazu Ito's professional journey includes valuable contributions while working at notable companies such as Hitachi, Ltd. and Tokyo Electron Limited. His experiences in these leading technology firms have undoubtedly enriched his understanding and expertise in semiconductor processes and equipment.
Collaborations
Throughout his career, Ito has collaborated with esteemed colleagues like Shunichi Iimuro and Shigeki Tozawa. These partnerships within the field have facilitated innovative dialogue and contributed to his successful developments in the realm of plasma etching.
Conclusion
Yoshikazu Ito's inventiveness and commitment to advancing plasma etching technology have paved the way for improvements in semiconductor manufacturing. His patents highlight a keen understanding of the challenges within the industry and showcase his ability to devise effective solutions, thus solidifying his legacy as a significant figure in the field of semiconductor technologies.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile