Inventor · disambiguated record
Iwao Okazaki
Also filed as: OKAZAKI IWAO
22 granted patents·5 pending applications·244 citations·filing 1988–2025
95Inventor score
Top patents by PatentIndex Score
27 records- 0189US5389422ABiaxially oriented laminated filmTORAY INDUSTRIES·Filed 1992·Granted Feb 14, 1995·51 cites·17 claims
- 0289US5069962ABiaxially oriented laminated filmTORAY INDUSTRIES·Filed 1989·Granted Dec 3, 1991·56 cites·18 claims
- 0383US5266376AMagnetic recording mediumTORAY INDUSTRIES·Filed 1990·Granted Nov 30, 1993·33 cites·11 claims
- 0470US9475722B2Optical fiber producing method and apparatus and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Oct 25, 2016·2 cites·4 claims
- 0569US10487001B2Seal structure of optical fiber drawing furnace, and method for drawing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Nov 26, 2019·1 cites·18 claims
- 0667US7016582B2Polarized wave holding optical fiber, and method of producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Mar 21, 2006·5 cites·14 claims
- 0762US11040906B2Method for manufacturing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Jun 22, 2021·1 cites·3 claims
- 0861US12503387B2Seal structure of wire drawing furnace for optical fiber, and production method for optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Dec 23, 2025·0 cites·5 claims
- 0961US9120694B2Glass preform heating furnaceENOMOTO TADASHI·Filed 2012·Granted Sep 1, 2015·1 cites·7 claims
- 1061US2025145524A1Optical fiber production device and optical fiber production methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Application pending·0 cites
- 1160US5470637APolyester composition and biaxially oriented polyester film containing the sameTORAY INDUSTRIES·Filed 1992·Granted Nov 28, 1995·15 cites·8 claims
- 1259US2023406751A1Optical fiber manufacturing method and manufacturing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Application pending·0 cites
- 1358US4952449ABiaxially oriented polyester filmTORAY INDUSTRIES·Filed 1988·Granted Aug 28, 1990·17 cites·7 claims
- 1456US11512018B2Optical fiber manufacturing method and optical fiber manufacturing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Nov 29, 2022·0 cites·4 claims
- 1555US12291481B2Method for manufacturing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted May 6, 2025·0 cites·9 claims
- 1655US11292740B2Optical fiber manufacturing method and optical fiber manufacturing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Apr 5, 2022·0 cites·3 claims
- 1754US9567252B2Optical fiber drawing method and optical fiber drawing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Feb 14, 2017·0 cites·1 claims
- 1854US2025236551A1Method for manufacturing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2025·Application pending·0 cites
- 1949US11312651B2Optical fiber drawing method and drawing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Apr 26, 2022·0 cites·2 claims
- 2048US6331344B1Biaxially oriented polyester filmTORAY INDUSTRIES·Filed 1998·Granted Dec 18, 2001·18 cites·20 claims
- 2146US2015101368A1Optical fiber cooling apparatus and optical fiber manufacturing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Application pending·0 cites
- 2241US5458964ABiaxially oriented film comprising organic particlesTORAY INDUSTRIES·Filed 1993·Granted Oct 17, 1995·6 cites·18 claims
- 2340US5336079ABiaxially oriented laminated film comprising particles in a specific ratio of particle densityTORAY INDUSTRIES·Filed 1992·Granted Aug 9, 1994·12 cites·20 claims
- 2439US6319587B1Biaxially-oriented polyester filmTORAY INDUSTRIES·Filed 1999·Granted Nov 20, 2001·10 cites·36 claims
- 2538US5532047ABiaxially oriented, laminated polyester filmTORAY INDUSTRIES·Filed 1994·Granted Jul 2, 1996·9 cites·12 claims
- 2637US5677034ABiaxially oriented, laminated polyester filmTORAY INDUSTRIES·Filed 1995·Granted Oct 14, 1997·7 cites·11 claims
- 2735US2002018883A1Thermoplastic resin film and production process thereof, and optical filmFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →