Inventor

YAMADA TAKATOSHI

JP33 patents

⚠️ This page may combine multiple inventors who share the name “YAMADA TAKATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMADA TAKATOSHI

TOYO TIRE & RUBBER CO

Polishing pad and cushion layer for polishing pad

Polishing pad, method of producing the same, and cushion layer for polishing pad

Polishing pad

Polishing pad and semiconductor device manufacturing method

Grinding pad and method of producing the same

Polishing pad and method of producing the same

Method of producing polishing pad

Polyurethane composition and polishing pad

Polishing pad and cushion layer for polishing pad

Polishing pad and method for manufacture of semiconductor device using the same

SONY CORP

Optical lens, and optical pickup and optical disc apparatus using such lens

Objective lens and optical pickup apparatus, information recording/reproducing apparatus

Diffraction element, objective lens unit, optical pickup and optical disc apparatus

Diffraction element, objective lens unit, optical pickup, optical disc apparatus and design method for diffraction element

KAZUNO ATSUSHI

Polishing pad

Polishing pad

Polishing pad

NAT INST OF ADVANCED IND SCIEN

Method for producing graphene, and graphene

Diamond electron source having carbon-terminated structure

WATANABE KENJI

Method for producing hexagonal boron nitride single crystals

Solid-state high-luminance far ultraviolet light emitting element including highly pure hexagonal boron nitride single crystal

YAMADA TAKATOSHI

Phosphorus-doped diamond film allowing significantly reduced electron emission voltage, method for producing the same, and electron source using the same

Ohmic electrode for use in a semiconductor diamond device

KOIKE NOBUYUKI

Phase difference element and method for manufacturing the same

NAKAMORI MASAHIKO

Polishing pad and method of producing semiconductor device

DOURA MASATO

Polishing pad and manufacturing method thereof

DEXERIALS CORP

Heat-absorbing material and process for producing same

KONISHIROKU PHOTO IND

Silver halide photographic element

SHIMOMURA TETSUO

Polishing pad and method of producing the same

AYASE CO LTD

Optical element and laser irradiation device

TORAY INDUSTRIES

Protein having an EGF-like repeat sequence

OGAWA KAZUYUKI

Polishing pad

TAKADA AKIO

Wave plate having consistent birefringence properties across the visible spectrum and manufacturing method for same