Inventor · Yokohama, JP

Ichiro Tsuchiya

45Patents
12h-index
57Co-inventors
84Inventor score

Filing activity: Feb 29, 1984 → May 4, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5602951A Ferrule for optical connector and process for making same Physics 85 Expired
US5378588A Method for processing silver halide photographic light-sensitive materials which conserves and reuses overflow processing solutions Physics 47 Expired
US6054223A Ink-jet recording sheet Emerging Cross-Sectional Technologies 42 Expired
US4969941A Furnace for heating glass preform for optical fiber and method for producing glass preform Emerging Cross-Sectional Technologies 39 Expired
US6066387A Recording sheet for ink-jet recording Emerging Cross-Sectional Technologies 38 Expired
US5259856A Method of producing glass preform in furnace for heating glass Emerging Cross-Sectional Technologies 29 Expired
US4574179A Ion beam machining device Electricity 25 Expired
US5637130A Method and furnace for drawing optical fibers Chemistry; Metallurgy 17 Expired
US5114338A Furnace for heating highly pure quartz preform for optical fiber Chemistry; Metallurgy 15 Expired
US4661140A Gas reaction apparatus and multi-wall pipe type burner therefor Chemistry; Metallurgy 15 Expired
US5306322A Process for thermal treatment of glass fiber preform Emerging Cross-Sectional Technologies 14 Expired
US7535628B2 Laser light source, method of laser oscillation, and method of laser processing Electricity 12 Active
US6928840B1 Optical fiber producing method Chemistry; Metallurgy 12 Expired
US6153305A Recording sheet for ink-jet recording and ink jet recording method Emerging Cross-Sectional Technologies 11 Expired
US6810692B2 Method of controlling an upper portion of an optical fiber draw furnace Chemistry; Metallurgy 10 Expired
US5470369A Process for consolidation of porous preform for optical fiber Chemistry; Metallurgy 10 Expired
US6309567A Collectively coating die device for manufacturing separable optical fiber ribbon and manufacturing method thereof Physics 10 Expired
US5278033A Stabilizing solution for light-sensitive silver halide color photographic material, and processing method making use of the stabilizing solution Physics 10 Expired
US4938789A Raw material supplying device and process Emerging Cross-Sectional Technologies 10 Expired
US5106401A Process for thermal treatment of glass fiber preform Emerging Cross-Sectional Technologies 9 Expired
US5877796A Recording sheet for ink-jet recording and recording method employing the same Performing Operations; Transporting 9 Expired
US6735983B1 Optical fiber drawing method and drawing furnace Chemistry; Metallurgy 8 Expired
US5330548A Method for producing glass preform for optical fiber Chemistry; Metallurgy 8 Expired
US6576058B2 Optical fiber coating method and coating apparatus Chemistry; Metallurgy 7 Expired
US5976611A Optical fiber coating method and apparatus therefor Chemistry; Metallurgy 7 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.