Inventor · disambiguated record
Takafumi Tanaka
Also filed as: TANAKA TAKAFUMI
51 granted patents·13 pending applications·160 citations·filing 1988–2024
97Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE24BROTHER IND LTD8NTT INC5TANAKA TAKAFUMI5UNIV NAGOYA NAT UNIV CORP4
Top patents by PatentIndex Score
64 records- 0188US4827858AEdge tracing sewing machine capable of automatically adjusting needle positionBROTHER IND LTD·Filed 1988·Granted May 9, 1989·18 cites·4 claims
- 0286US8964581B2Bandwidth variable communication method, bandwidth variable communication apparatus, transmission bandwidth determination apparatus, transmission bandwidth determination method, node apparatus, communication path setting system, communication path settingTAKARA HIDEHIKO·Filed 2010·Granted Feb 24, 2015·13 cites·25 claims
- 0385US11546064B2Optical transmission system and transmission mode selecting methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jan 3, 2023·4 cites·18 claims
- 0482US10615868B2Communication system and fault detection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Apr 7, 2020·4 cites·9 claims
- 0582US10511381B2Communication system and fault location specifying methodNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Dec 17, 2019·4 cites·4 claims
- 0679US7334245B2Optical disk apparatusTOSHIBA SAMSUNG STORAGE TECH·Filed 2005·Granted Feb 19, 2008·4 cites·3 claims
- 0778US10036353B2Exhaust gas recirculation apparatus and engine system including such exhaust gas recirculation apparatusMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Jul 31, 2018·4 cites·13 claims
- 0878US5904108ASewing machine with a label print functionBROTHER IND LTD·Filed 1997·Granted May 18, 1999·15 cites·24 claims
- 0977US10125716B2Control apparatus for diesel engine and control method for diesel engineNGK SPARK PLUG CO·Filed 2015·Granted Nov 13, 2018·2 cites·20 claims
- 1077US4995328AEdge tracing sewing machineBROTHER IND LTD·Filed 1990·Granted Feb 26, 1991·14 cites·10 claims
- 1176US7032458B2Mobile measurement system of three-dimensional structureUNIV NAGOYA NAT UNIV CORP·Filed 2004·Granted Apr 25, 2006·21 cites·7 claims
- 1272US12457040B2Optical transmission system and transmission mode selecting methodNTT INC·Filed 2022·Granted Oct 28, 2025·0 cites·2 claims
- 1372US4998493AEdge tracing sewing machineBROTHER IND LTD·Filed 1990·Granted Mar 12, 1991·12 cites·11 claims
- 1471US8777830B2Paper folding device for three-folding sheet of paperTOYOIZUMI TERUHIKO·Filed 2011·Granted Jul 15, 2014·3 cites·12 claims
- 1570US11342990B2State estimating device and communication systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 24, 2022·2 cites·17 claims
- 1668US12319818B2Charge-adjustment powder having excellent ability to maintain applied charge, and method of manufacturing the sameTITAN KOGYO KK·Filed 2021·Granted Jun 3, 2025·0 cites·11 claims
- 1768US12301671B2Information processing system, information processing method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2024·Granted May 13, 2025·0 cites·6 claims
- 1867US11890610B2Cobalt ion adsorbent, method for producing same and treatment apparatus for cobalt ion-containing liquidTITAN KOGYO KK·Filed 2019·Granted Feb 6, 2024·0 cites·12 claims
- 1967US5000105AEdge tracing sewing machineBROTHER IND LTD·Filed 1990·Granted Mar 19, 1991·17 cites·19 claims
- 2066US10527781B2Communication system and connectorNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Jan 7, 2020·1 cites·19 claims
- 2165US9154257B2Frequency assignment method and apparatusHIRANO AKIRA·Filed 2011·Granted Oct 6, 2015·2 cites·22 claims
- 2264US9336080B2Transmission system and transmission methodHIRANO AKIRA·Filed 2012·Granted May 10, 2016·2 cites·18 claims
- 2362US4869189AEdge tracing sewing machine capable of automatically adjusting needle positionBROTHER IND LTD·Filed 1988·Granted Sep 26, 1989·7 cites·9 claims
- 2461US10306177B2Television stand and electronic apparatusTANAKA TAKAFUMI·Filed 2011·Granted May 28, 2019·1 cites·10 claims
- 2559US11446631B2Alkaline earth metal ion adsorbent, and production method of the same, and alkaline earth metal ion-containing liquid treatment apparatusEBARA CORP·Filed 2018·Granted Sep 20, 2022·0 cites·11 claims
- 2658US12161989B2Cobalt ion adsorption material and method for producing sameTITAN KOGYO KK·Filed 2020·Granted Dec 10, 2024·0 cites·6 claims
- 2755US12500678B2Information processing system, delay control device, information processing method and programNTT INC·Filed 2020·Granted Dec 16, 2025·0 cites·9 claims
- 2855US11917019B2Information processing system, information processing method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Feb 27, 2024·0 cites·5 claims
- 2954US9178645B2Wavelength path reallocation method and upper layer path reallocation methodKADOHATA AKIHIRO·Filed 2011·Granted Nov 3, 2015·1 cites·22 claims
- 3053US12101246B2Failure transfer apparatus, failure transfer system, and failure transfer methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 24, 2024·0 cites·6 claims
- 3151US12445371B2Communication path finding device, communication path finding method, and programNTT INC·Filed 2020·Granted Oct 14, 2025·0 cites·8 claims
- 3251US9794123B2Highly reliable path accommodation design apparatus and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2014·Granted Oct 17, 2017·0 cites·9 claims
- 3350US2025365068A1Faulty segment estimation method, faulty segment estimation system, and faulty segment estimation apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 3449US10587472B2Highly reliable path accommodation design apparatus and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted Mar 10, 2020·0 cites·2 claims
- 3548US11923897B2Method, device and program for estimating optical communication statusNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 5, 2024·0 cites·3 claims
- 3648US9188925B2Image forming apparatus with destaticizing of a photoreceptorKONICA MINOLTA INC·Filed 2014·Granted Nov 17, 2015·0 cites·9 claims
- 3748US2015184941A1Method for producing carbon fiber bundle and heating furnace for carbon fiber precursor fiber bundleMITSUBISHI RAYON CO·Filed 2013·Application pending·0 cites
- 3847US12494859B2Optical path design apparatus, optical path design method and programNTT INC·Filed 2020·Granted Dec 9, 2025·0 cites·6 claims
- 3947US2005029764A1Barrow for moving observationUNIV NAGOYA NAT UNIV CORP·Filed 2004·Application pending·0 cites
- 4046US12248428B2Information processing system, information processing method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 11, 2025·0 cites·5 claims
- 4146US11108208B2Optical amplification system and optical amplification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Aug 31, 2021·0 cites·8 claims
- 4246US5836259AEmbroidery sewing machineBROTHER IND LTD·Filed 1997·Granted Nov 17, 1998·4 cites·17 claims
- 4345US11581988B2Transmitting apparatus, receiving apparatus, and transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 14, 2023·0 cites·2 claims
- 4445US11509392B2Signal quality information notification method and relay communication apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 22, 2022·0 cites·19 claims
- 4545US2008213017A1Post-processing apparatusFUJI XEROX CO LTD·Filed 2008·Application pending·0 cites
- 4644US12445372B2Communication system, distribution device, data distribution method and programNTT INC·Filed 2020·Granted Oct 14, 2025·0 cites·7 claims
- 4744US12034484B2Optical communication network management apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 9, 2024·0 cites·10 claims
- 4844US5042409AEdge tracing sewing machineBROTHER IND LTD·Filed 1990·Granted Aug 27, 1991·4 cites·12 claims
- 4944US2024413903A1Communication system, communication method and programTANAKA TAKAFUMI·Filed 2021·Application pending·0 cites
- 5043US11984925B2Transmission apparatus and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 14, 2024·0 cites·2 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →