Inventor
KAWATA KOICHI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “KAWATA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
12 patentsUS4861148AAug 29, 1989
Projection optical system for use in precise copy
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD146 citations96
US4757354AJul 12, 1988
Projection optical system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD74 citations96
US4701591AOct 20, 1987
Apparatus for processing multiple workpieces utilizing a single laser beam source
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD74 citations94
US4948238AAug 14, 1990
Optical projection system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US4928435AMay 29, 1990
Apparatus for working curved surfaces on a workpiece
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations91
US4691998ASep 8, 1987
Polygon mirror construction
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations89
US5066101ANov 19, 1991
Color separation optical system and method of manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations81
US4847688AJul 11, 1989
Moving body recognition circuit using luminance signal and moving body tracking apparatus using the moving body recognition circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations81
US4890899AJan 2, 1990
Color separation optical system which utilizes glass frit for bonding
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations72
US4755030AJul 5, 1988
Lens for facsimile or laser printer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations72
US4102021AJul 25, 1978
Method for making capacitors with plated terminals
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations71
US4771157ASep 13, 1988
Electrical discharge machining apparatus for forming minute holes in a workpiece
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations70