Inventor

KOIKE YASUHIRO

JP106 patents

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

KOIKE YASUHIRO

ENPLAS CORP

Surface light source device with polarization function

Surface light source device

Surface light source device and asymmetrical prism sheet

Surface light source device with polarization function

Surface light source device and liquid crystal display

Light scattering guiding light source device and liquid crystal display

Surface light source device

Light source device with uniformity in color temperature of emission

Corner supply type plane light source device

(unassigned)

Light-scattering light-guiding device

Light scattering light guide and applied optical apparatuses

Optical resin materials with distributed refractive index, process for producing the materials, and optical conductors using the materials

non-birefringent optical resin material

Non-birefringence optical resin material, a production process therefor and a member for a liquid crystal device using the optical resin material

Optical resin materials with distributed refractive index

Method of manufacturing plastic optical transmission medium

Manufacturing method of a light scattering light guide

NITTO JUSHI KOGYO KABUSHIKI KA

Light scattering and guiding light source device and liquid crystal display

Surface light source device and a liquid crystal display

Surface light source device, liquid crystal display and asymmetric prism sheet

Surface light source device and liquid crystal display

KOIKE YASUHIRO

Graded-refractive-index optical plastic material and method for its production

Graded-refractive-index optical plastic material and method for its production

Graded-refractive-index optical plastic material and method for its production

Method for improving visibility of liquid crystal display device, and liquid crystal display device using same

SAKAMOTO HIDEYUKI

Circuit module

Circuit device and method of manufacturing the same

Circuit device and method of manufacturing the same

Circuit device

TOYODA AUTOMATIC LOOM WORKS

Battery charger with monitor and protection circuits

Electromagnetic induction type charging device

Charger coupling

YASUHIRO KOIKE

Graded-refractive-index optical plastic material and method for its production

Graded-refractive-index optical plastic material and method for its production

Graded-refractive-index optical plastic material of a fluoropolymer containing a material in a concentration gradient therein

SANYO ELECTRIC CO

Circuit device, circuit module, and outdoor unit

Hybrid integrated circuit device

Circuit device

JAPAN SCIENCE & TECH AGENCY

Method for producing fluorinated 1,3-dioxolane compounds, fluorinated 1, 3-dioxolane compounds, fluorinated polymers of the fluorinated 1,3-dioxolane compounds and optical or electrical materials using the polymers

Method for producing fluorinated compounds and polymers

Fluorinated polymers, method for producing the fluorinated compounds and polymers

NAKAGAWA LAB INC

Illuminative light communication device

HE ZHENJIE

Gas separation membranes based on perfluorinated polymers

SUZUKI MOTOR CO

Engine-mounting bracket

TOYODA JISOSHOKKI SEISAKUSHO K

Waterproof inductive charging paddle

MEMBRANE TECH AND RESEARCH INC

Gas separation membranes based on perfluorinated polymers

TELECOMM ADVANCEMENT ORG JAPAN

Optical transmitter-receiver

MEMBRANE TECH AND RES INC

Gas separation membranes based on perfluorinated polymers

UNIV KEIO

Liquid crystal display apparatus

OKAMOTO YOSHIYUKI

Fluorinated 1,3-dioxolane compounds, fluorinated polymers of the compounds, and optical or electrical materials comprising the polymers