Inventor
TSUCHIYA ICHIRO
JP45 patents
⚠️ This page may combine multiple inventors who share the name “TSUCHIYA ICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
33 patentsUS5602951AFeb 11, 1997
Ferrule for optical connector and process for making same
SUMITOMO ELECTRIC INDUSTRIES133 citations96
US5306322AApr 26, 1994
Process for thermal treatment of glass fiber preform
SUMITOMO ELECTRIC INDUSTRIES44 citations96
US5259856ANov 9, 1993
Method of producing glass preform in furnace for heating glass
SUMITOMO ELECTRIC INDUSTRIES55 citations96
US4969941ANov 13, 1990
Furnace for heating glass preform for optical fiber and method for producing glass preform
SUMITOMO ELECTRIC INDUSTRIES75 citations96
US6735983B1May 18, 2004
Optical fiber drawing method and drawing furnace
SUMITOMO ELECTRIC INDUSTRIES21 citations92
US5637130AJun 10, 1997
Method and furnace for drawing optical fibers
SUMITOMO ELECTRIC INDUSTRIES40 citations92
US5470369ANov 28, 1995
Process for consolidation of porous preform for optical fiber
SUMITOMO ELECTRIC INDUSTRIES22 citations92
US5114338AMay 19, 1992
Furnace for heating highly pure quartz preform for optical fiber
SUMITOMO ELECTRIC INDUSTRIES32 citations92
US4661140AApr 28, 1987
Gas reaction apparatus and multi-wall pipe type burner therefor
SUMITOMO ELECTRIC INDUSTRIES35 citations92
US7535628B2May 19, 2009
Laser light source, method of laser oscillation, and method of laser processing
SUMITOMO ELECTRIC INDUSTRIES15 citations84
US6928840B1Aug 16, 2005
Optical fiber producing method
SUMITOMO ELECTRIC INDUSTRIES18 citations84
US6810692B2Nov 2, 2004
Method of controlling an upper portion of an optical fiber draw furnace
SUMITOMO ELECTRIC INDUSTRIES14 citations84
US6309567B1Oct 30, 2001
Collectively coating die device for manufacturing separable optical fiber ribbon and manufacturing method thereof
SUMITOMO ELECTRIC INDUSTRIES19 citations84
US6546760B1Apr 15, 2003
Optical fiber drawing furnace with a zig zag heating element
SUMITOMO ELECTRIC INDUSTRIES17 citations83
US5106401AApr 21, 1992
Process for thermal treatment of glass fiber preform
SUMITOMO ELECTRIC INDUSTRIES18 citations82
US4938789AJul 3, 1990
Raw material supplying device and process
SUMITOMO ELECTRIC INDUSTRIES20 citations82
US6543256B1Apr 8, 2003
Optical fiber coupler making apparatus made from zirconia and method
SUMITOMO ELECTRIC INDUSTRIES10 citations74
US5693115ADec 2, 1997
Process for production of glass preform for optical fiber including consolidating in a furnace with a temperature gradient
SUMITOMO ELECTRIC INDUSTRIES10 citations74
US5330548AJul 19, 1994
Method for producing glass preform for optical fiber
SUMITOMO ELECTRIC INDUSTRIES18 citations74
US6668592B1Dec 30, 2003
Optical fiber drawing furnace having adjustable partitions
SUMITOMO ELECTRIC INDUSTRIES9 citations73
US6576058B2Jun 10, 2003
Optical fiber coating method and coating apparatus
SUMITOMO ELECTRIC INDUSTRIES11 citations73
US5976611ANov 2, 1999
Optical fiber coating method and apparatus therefor
SUMITOMO ELECTRIC INDUSTRIES15 citations73
US5133796AJul 28, 1992
Air-tight sintering furnace for the production of a quartz preform
SUMITOMO ELECTRIC INDUSTRIES12 citations73
US5032079AJul 16, 1991
Furnace for producing high purity quartz glass preform
SUMITOMO ELECTRIC INDUSTRIES17 citations73
US6030658AFeb 29, 2000
Resin coating applicator for an optical fiber
SUMITOMO ELECTRIC INDUSTRIES14 citations72
US6400878B1Jun 4, 2002
Optical fiber and method of making the same
SUMITOMO ELECTRIC INDUSTRIES12 citations71
US6530243B1Mar 11, 2003
Method of making an optical fiber with an improved UV-curable resin
SUMITOMO ELECTRIC INDUSTRIES10 citations70
US6907757B2Jun 21, 2005
Drawing method of optical fiber and drawing furnace
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US6333071B1Dec 25, 2001
Method and apparatus for producing optical fiber ribbons
SUMITOMO ELECTRIC INDUSTRIES6 citations63
US5624474AApr 29, 1997
Optical fiber preform manufacturing apparatus which measures a vertical load with three cells
SUMITOMO ELECTRIC INDUSTRIES6 citations63
US5236482AAug 17, 1993
Method for producing glass preform for optical fiber
SUMITOMO ELECTRIC INDUSTRIES6 citations63
US6399158B1Jun 4, 2002
Method and apparatus for curing ultraviolet-curing resin
SUMITOMO ELECTRIC INDUSTRIES5 citations62
US7016582B2Mar 21, 2006
Polarized wave holding optical fiber, and method of producing the same
SUMITOMO ELECTRIC INDUSTRIES5 citations60
KONISHIROKU PHOTO IND
9 patentsUS6066387AMay 23, 2000
Recording sheet for ink-jet recording
KONISHIROKU PHOTO IND62 citations96
US6054223AApr 25, 2000
Ink-jet recording sheet
KONISHIROKU PHOTO IND70 citations96
US5378588AJan 3, 1995
Method for processing silver halide photographic light-sensitive materials which conserves and reuses overflow processing solutions
KONISHIROKU PHOTO IND55 citations96
US6153305ANov 28, 2000
Recording sheet for ink-jet recording and ink jet recording method
KONISHIROKU PHOTO IND16 citations84
US6057026AMay 2, 2000
Recording sheet for ink-jet recording and ink jet
KONISHIROKU PHOTO IND9 citations74
US5278033AJan 11, 1994
Stabilizing solution for light-sensitive silver halide color photographic material, and processing method making use of the stabilizing solution
KONISHIROKU PHOTO IND11 citations73
US5877796AMar 2, 1999
Recording sheet for ink-jet recording and recording method employing the same
KONISHIROKU PHOTO IND15 citations71
US5556736ASep 17, 1996
Method for processing a silver halide color photographic light-sensitive material and producing a color image
KONISHIROKU PHOTO IND4 citations63
US5552852ASep 3, 1996
Device of dissolving and replenishing solid processing agents for a silver halide photographic light-sensitive material and automatic processing machine for silver halide photographic light-sensitive material equipped with the device
KONISHIROKU PHOTO IND0 citations42