Inventor

MAEDA KOICHI

JP62 patents

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

MAEDA KOICHI

NIPPON SHEET GLASS CO LTD

Optical recording film and process for production thereof

Method of producing light control plate which induces scattering of light at different angles

Plastic multifocal point spherical lens

Optical recording film and process for production thereof

Colored film-covered glass articles

Colored film-coated glass article

UV absorbing, colored film-covered glass articles

Optical thin film, forming composition thereof, and ultraviolet ray absorbing and thermic ray reflecting glass using the same

Process for producing light control plate

Process for producing light control plate having light-scattering pervious region

Colored film forming composition and method of manufacturing colored film coated glass product

Optical material and composition for optical material

FURUKAWA ELECTRIC CO LTD

Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure

Multi-core optical amplifying fiber device and multi-core optical fiber amplifier

Optical-fiber-bundle structure, rare-earth-doped multi-core fiber, connection structure therefor, method for exciting rare-earth-doped multi-core fibers, and multi-core-optical-fiber amplifier

Multicore fiber, manufacturing method for multicore fiber, multicore fiber preform, and manufacturing method for multicore fiber preform

Multicore fiber

Optical fiber bundle structure, optical fiber connection structure, and optical fiber bundle structure manufacturing method

Optical coupler and optical amplifier

TOKAI RUBBER IND LTD

Vibration-damping device

Fluid filled vibration damping device whose flexible layer having thick walled portion

Vibration-damping device

Vibration damping device having a flock coating

Fluid filled vibration damping device

Fluid filled vibration damping device

TOKICO LTD

Vehicle leveling system

Hydraulic damper

Vehicle height detecting device

Vehicle height adjusting device

NISSAN CHEMICAL IND LTD

Thin platinum film-forming composition

Papermaking method

Tris(substituted phenyl) bismuth derivatives

Organic gold compounds and method of preparing the same

MITSUBISHI ELECTRIC CORP

Refrigerating machine

Refrigerating machine

Rack for refrigerating machine

Refrigerating machine

SUMITOMO CHEMICAL CO

Light control sheets

Light control sheets

OTIS ELEVATOR CO

Step for escalator

Elevator roller guide

HEWLETT PACKARD CO

DC characteristics measuring system

Stimulus/measuring unit for DC characteristics measuring

MITSUBISHI MATERIALS CORP

Cutting tool made of surface-coated cemented carbide with hard coating layer exhibiting excellent wear resistance in high speed cutting operation of high hardness steel

MITSUBISHI CABLE IND LTD

Connector with a connection detection function, optical fiber cable with a connection detection function, and equipment control mechanism for an optical equipment

MITSUBISHI MAT KOBE TOOLS CORP

High-speed tool steel gear cutting tool and manufacturing method therefor

MMC KOBELCO TOOL CO LTD

Hard coating coated member having excellent wear resistance

SUMITOMO LIGHT METAL IND

Method of spot welding aluminum alloys

FUJITSU LTD

Device, method and system for selecting emergency vehicles

MAEDA KOICHI

Method for removing zinc type metals and compounds in dust recovery process in iron manufacture