Inventor

YAMAUCHI MASAKAZU

JP22 patents

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

YAMAUCHI MASAKAZU

MURATA MANUFACTURING CO

Piezoelectric electroacoustic transducer

Piezoelectric electro-acoustic transducer

Piezoelectric sounding component

Sound generating device

Three-terminal filter using area flexural vibration mode

Piezoelectric sounding body

Piezoelectric sound generation component

Piezoelectric sounding component

Piezoelectric sounding component

ASAHI CHEMICAL IND

Blocked polyisocyanate composition, one-component coating composition, coating film, and coated article

Polyisocyanate mixture, coating composition, and coating film

Polyisocyanate composition, film-forming composition, film, film laminate, adhesive resin composition and adhesive resin-cured product, coating composition and coating material-cured product

Block polyisocyanate composition, resin composition, resin film and layered body

Coating method and coating film

Blocked polyisocyanate composition, one-component coating composition, coating film, and coated article

Compound, curing agent composition, resin composition, coating composition and resin cured product

Polyisocyanate composition, coating composition, coating film and method for producing same, and humidity stabilization method

Blocked polyisocyanate composition and use thereof

YAMAUCHI MASAKAZU

Piezoelectric sound component

Block polyisocyanate composition and coating composition containing same

ASAHINA YOSHIYUKI

Polyisocyanate composition and coating composition containing the same

(Block) polyisocyanate composition and coating composition using same