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Hitoshi Sakamoto, Yokohama-Shi JP

Hitoshi Sakamoto, Yokohama-Shi JP

Patent application numberDescriptionPublished
20090071402Metal film vapor phase deposition method and vapor phase deposition apparatus - A copper film vapor phase deposition method includes the steps of exposing high-purity copper to a plasma of a gas containing chlorine gas to etch the high-purity copper, thereby generating active Cu03-19-2009
20090133623METAL FILM PRODUCTION APPARATUS AND METAL FILM PRODUCTION METHOD - A metal film production apparatus supplies a source gas containing a halogen such as a chlorine, to the interior of a chamber such that the source gas is intermittently supplied, to form a Cu component of a precursor into a film on a substrate, while suppressing a relative increase in etching particles. Thus, the source gas is supplied in the full presence of plasma particles contributing a film formation. Moreover, the source gas is supplied in a state in which a Cu film formed is not etched with the etching particles. Consequently, the Cu film is reliably increased with respect to the film formation time to increase the film formation speed. The temperature of the substrate is less than that of the etched member.05-28-2009
20090233442METHOD AND APPARATUS FOR PRODUCTION OF METAL FILM OR THE LIKE - In a metal film production apparatus, a copper plate member is etched with a Cl09-17-2009
20090311866METHOD AND APPARATUS FOR PRODUCTION OF METAL FILM OR THE LIKE - In a metal film production apparatus, a copper plate member is etched with a Cl12-17-2009
20090324848METAL FILM PRODUCTION APPARATUS - A source gas is supplied into a chamber through a nozzle, and electromagnetic waves are thrown from a plasma antenna into the chamber. The resulting Cl12-31-2009
20100040802METHOD AND APPARATUS FOR PRODUCTION OF METAL FILM OR THE LIKE - In a metal film production apparatus, a copper plate member is etched with a Cl02-18-2010
20100047471BARRIER METAL FILM PRODUCTION APPARATUS, BARRIER METAL FILM PRODUCTION METHOD, METAL FILM PRODUCTION METHOD, AND METAL FILM PRODUCTION APPARATUS02-25-2010
20100062181METAL FILM PRODUCTION APPARATUS AND METAL FILM PRODUCTION METHOD - A metal film production method supplies a source gas containing a halogen, such as a chlorine, to the interior of a chamber such that the source gas is intermittently supplied, to form a Cu component of a precursor into a film on a substrate, while suppressing a relative increase in etching particles. Thus, the source gas is supplied in the full presence of plasma particles contributing to film formation. Moreover, the source gas is supplied in a state in which a Cu film formed is not etched with the etching particles. Consequently, the Cu film is reliably increased with respect to the film formation time to increase the film formation speed. The temperature of the substrate is less than that of the etched member.03-11-2010
20100124825BARRIER METAL FILM PRODUCTION APPARATUS, BARRIER METAL FILM PRODUCTION METHOD, METAL FILM PRODUCTION METHOD, AND METAL FILM PRODUCTION APPARATUS05-20-2010

Patent applications by Hitoshi Sakamoto, Yokohama-Shi JP