Inventor
NEGISHI MASATAKA
JP18 patents
⚠️ This page may combine multiple inventors who share the name “NEGISHI MASATAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEGISHI MASATAKA
13 patentsUS4813765AMar 21, 1989
Device for changing directions of light rays
NEGISHI MASATAKA63 citations95
US4734836AMar 29, 1988
Lighting apparatus
NEGISHI MASATAKA74 citations95
US4974138ANov 27, 1990
Lighting device
NEGISHI MASATAKA35 citations92
US4930867AJun 5, 1990
Device for changings directions of light rays
NEGISHI MASATAKA24 citations92
US4809147AFeb 28, 1989
Lighting device
NEGISHI MASATAKA28 citations92
US4765733AAug 23, 1988
Light projector
NEGISHI MASATAKA28 citations92
US4670095AJun 2, 1987
Method for forming partial films on uneven surfaces of objects
NEGISHI MASATAKA26 citations92
US4657355AApr 14, 1987
Device for changing light width and direction
NEGISHI MASATAKA29 citations92
US4510560AApr 9, 1985
Device for controlling light images
NEGISHI MASATAKA42 citations92
US4548472AOct 22, 1985
Plate for removing surface reflection out of the visual fields
NEGISHI MASATAKA7 citations73
US4458488AJul 10, 1984
Heat engine
NEGISHI MASATAKA12 citations73
US4222239ASep 16, 1980
Heat engine
NEGISHI MASATAKA17 citations73
US4807975AFeb 28, 1989
Image forming system having uniform illumination flux for liquid crystal image means
NEGISHI MASATAKA2 citations62