Inventor · disambiguated record
Hiroyuki Iwata
Also filed as: IWATA HIROYUKI
17 granted patents·2 pending applications·233 citations·filing 1992–2021
94Inventor score
Top patents by PatentIndex Score
19 records- 0186US6721507B2Optical communications systemFUJITSU LTD·Filed 2002·Granted Apr 13, 2004·19 cites·3 claims
- 0278US10078114B2Test point circuit, scan flip-flop for sequential test, semiconductor device and design deviceRENESAS ELECTRONICS CORP·Filed 2016·Granted Sep 18, 2018·2 cites·24 claims
- 0378US6204945B1Signal light outputting apparatus and optical transmission system having signal light outputting apparatusFUJITSU LTD·Filed 1997·Granted Mar 20, 2001·56 cites·15 claims
- 0475US5260130AAdhesive composition and coverlay film therewithSHINETSU CHEMICAL CO·Filed 1992·Granted Nov 9, 1993·31 cites·3 claims
- 0574US6414770B2Optical communications systemFUJITSU LTD·Filed 2001·Granted Jul 2, 2002·9 cites·17 claims
- 0669US8887015B2Apparatus and method for designing semiconductor device, and semiconductor deviceIWATA HIROYUKI·Filed 2012·Granted Nov 11, 2014·4 cites·11 claims
- 0768US6233076B1Optical communications systemFUJITSU LTD·Filed 1997·Granted May 15, 2001·25 cites·33 claims
- 0866US10496771B2Semiconductor apparatus and design apparatusRENESAS ELECTRONICS CORP·Filed 2015·Granted Dec 3, 2019·1 cites·7 claims
- 0963US5975271ASpline hub for damper disk assemblyEXEDY CORP·Filed 1998·Granted Nov 2, 1999·17 cites·25 claims
- 1061US6762837B2Polarization compensator and wavelength division multiplexing apparatus using sameFUJITSU LTD·Filed 2001·Granted Jul 13, 2004·5 cites·36 claims
- 1161US5943897AMethod for making a hole in a plate and a punch for making such a holeEXEDY CORP·Filed 1998·Granted Aug 31, 1999·25 cites·14 claims
- 1257US5630554AMethod of separating and recovering valuable metals and non-metals from composite materialsDOWA MINING CO·Filed 1995·Granted May 20, 1997·24 cites·20 claims
- 1356US12119154B2Coil deviceTDK CORP·Filed 2021·Granted Oct 15, 2024·0 cites·12 claims
- 1450US12106888B2Coil deviceTDK CORP·Filed 2021·Granted Oct 1, 2024·0 cites·6 claims
- 1539US10170234B2Coil device capable of performing a wire connectionTDK CORP·Filed 2016·Granted Jan 1, 2019·0 cites·15 claims
- 1639US2004208569A1System adopting wavelength division multiplexing and method of operating the systemFUJITSU LTD·Filed 2002·Application pending·0 cites
- 1737US5947482ASeal structure and separate plateEXEDY CORP·Filed 1997·Granted Sep 7, 1999·9 cites·22 claims
- 1837US2004247326A1Signal light transmitter including variable optical attenuatorFUJITSU LTD·Filed 2004·Application pending·0 cites
- 1934US5956167ALight branching and insertion apparatus and optical transmission system having light branching and insertion apparatusFUJITSU LTD·Filed 1997·Granted Sep 21, 1999·6 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →