Inventor

MAEKAWA YUKIO

JP56 patents

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

MAEKAWA YUKIO

FUJI PHOTO FILM CO LTD

Nonaqueous secondary battery having multiple-layered negative electrode

Non-aqueous secondary battery

Secondary battery

Photographic light-sensitive silver halide material containing an antistatic block copolymer

Nonaqueous secondary battery

Antistatic agent containing silver halide photographic light-sensitive materials

Redox dye releasers o-sulfonamidophenol

Functional organic thin film chemically bonded to biologically active agent

Photographic light-sensitive material containing a specified graft polymer or copolymer

Silver halide photographic light-sensitive materials

Photographic light-sensitive material having improved antistaticity

Reactive high polymer compound

Nonaqueous secondary battery

Silver halide photographic material

Recording medium

Functional thin organic membrane

Silver halide photographic material

Silver halide photographic light-sensitive materials

Silver halide photographic light-sensitive materials containing nonionic surface active antistatic agent

Silver halide photographic light-sensitive materials with antistatic layer containing nonionic surface active agent

Silver halide photographic light-sensitive materials containing fluorinated compounds

Photographic elements with development inhibitor precursors

Silver halide photographic sensitive element containing a fluorine containing compound as an antistatic agent

Color image forming dye bleach process

Method of production of azo dyes from a quinone containing compound and a diazonium compound

Furanacroyl esters

Reactive light-sensitive high polymer compound containing furyl pentadienic ester groups and insolubilized by action of heat, light or electron beams

Light-sensitive high molecular weight compound capable of being cross-linked by irradiation with light or an electron beam

Silver halide photographic light-sensitive material

Furan containing azo dye developers

MINOLTA CAMERA KK

Zoom camera

Focus detecting device

Bayonet mount arrangement

Device for measuring object distance used for camera

Mount arrangement and interchangeable lens unit for photographic camera

Binocular system with automatic diopter power adjustment

Zoom lens system

Focus detecting device

Mount arrangement and interchangeable lens unit for photographic camera

Mount arrangement and interchangeable lens unit for photographic camera

Zoom camera

Exchangeable lens which exchanges electrical signals with a camera body

Mount arrangement and interchangeable lens unit for photographic camera

Automatic focusing arrangement for changing the focus driving direction in accordance with the type of interchangeable optical unit

Enlarging lens barrel

Positioning mechanism for positioning auxiliary optical device relative to main optical device and the auxiliary optical device

Compact optical lens barrel mechanism

MINOLTA CO LTD

Method for transmitting image data and communication terminal

Driving system with elastically supporting units

UBE INDUSTRIES

Crosslinked polymer, electrolyte using the polymer, and nonaqueous secondary battery using the electrolyte