Inventor

YANAGIHARA HIROKAZU

JP25 patents

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

YANAGIHARA HIROKAZU

SEIKO EPSON CORP

Organic semiconductor device, method for producing organic semiconductor device, organic electroluminescent device, and method for producing organic electroluminescent device

Projector

Image forming apparatus

Drive unit, liquid ejecting head unit, and liquid ejecting apparatus

Liquid discharge apparatus and cooling unit

Drive circuit unit, head unit, and liquid discharge apparatus

Light emitting device and electronic apparatus

Drive circuit unit, head unit, and liquid discharge apparatus

Drive unit, liquid ejecting head unit, and liquid ejecting apparatus

Liquid ejecting apparatus

Liquid ejecting apparatus and cooling unit

First drive unit, first liquid ejecting head unit, and liquid ejecting apparatus

Projector

KOITO MFG CO LTD

Method of molding a synthetic resin layered lens for a vehicle headlight

Apparatus for making a synthetic resin layered lens for a vehicle lighting device

Synthetic resin layered lens for a vehicle lighting device, method of molding the same and apparatus therefore

Resin-molded lens having no sink marks and process for producing same

Lens structure for lamps

Vehicular lamps, and apparatus and method for molding the same

Vehicle-lamp

Method for molding lamp body automotive lamps and lamp body thereof formed of synthetic resin and a mold therefor

DAINIPPON INK & CHEMICALS

Azine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising same

Nematic liquid crystal composition and liquid crystal display device using the same

YANAGIHARA HIROKAZU

Organic EL element having a partition with a step, method for manufacturing organic EL element, organic EL device, and electronic apparatus

Electrooptical device, electronic apparatus, and method for producing electrooptical device