Inventor · disambiguated record
Akifumi Sako
Also filed as: SAKO AKIFUMI
18 granted patents·6 pending applications·190 citations·filing 2004–2025
92Inventor score
Top patents by PatentIndex Score
24 records- 0195US8758253B2Ultrasonic probe and ultrasonic diagnostic apparatus using the sameSANO SHUZO·Filed 2007·Granted Jun 24, 2014·76 cites·6 claims
- 0294US7295741B2Optical fiber, optical fiber ribbon, and optical interconnection systemFURUKAWA ELECTRIC CO LTD·Filed 2005·Granted Nov 13, 2007·38 cites·20 claims
- 0391US7366386B2Optical fiber and optical interconnection systemFURUKAWA ELECTRIC CO LTD·Filed 2005·Granted Apr 29, 2008·26 cites·21 claims
- 0485US8975713B2Ultasound probe providing dual backing layerSAKO AKIFUMI·Filed 2012·Granted Mar 10, 2015·17 cites·12 claims
- 0579US8408063B2Ultrasonic probe, and ultrasonic diagnostic apparatus using the sameSANO SHUZO·Filed 2008·Granted Apr 2, 2013·8 cites·8 claims
- 0678US8540640B2Ultrasonic probe and method for manufacturing the same and ultrasonic diagnostic deviceSANO SHUZO·Filed 2008·Granted Sep 24, 2013·6 cites·21 claims
- 0773US7099545B2Single-mode optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2004·Granted Aug 29, 2006·13 cites·7 claims
- 0872US9846145B2Ultrasound probe and ultrasound equipment using sameHITACHI LTD·Filed 2013·Granted Dec 19, 2017·5 cites·10 claims
- 0966US2025189606A1Magnetic Field Measurement DeviceSUMIDA CORP·Filed 2025·Application pending·0 cites
- 1065US9402598B2Ultrasound probe and ultrasound diagnostic device using sameYOSHIMURA YASUHIRO·Filed 2011·Granted Aug 2, 2016·1 cites·11 claims
- 1158US11452205B2Ultrasonic probe, and ultrasonic transmitter-receiver system using the sameHITACHI LTD·Filed 2020·Granted Sep 20, 2022·0 cites·15 claims
- 1255US11478220B2Ultrasonic transmitting and receiving element, and ultrasonic examination device, smartphone, and tablet including the sameHITACHI LTD·Filed 2019·Granted Oct 25, 2022·0 cites·14 claims
- 1354US10258312B2Ultrasound probe and ultrasound diagnostic device using sameHITACHI LTD·Filed 2016·Granted Apr 16, 2019·0 cites·12 claims
- 1451US2009252468A1Optical fiber preform including a non-axisymmetric cross sectionFURUKAWA ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 1551US2025004076A1Nuclear magnetic resonance sensing device and nuclear magnetic resonance sensing methodSUMIDA CORP·Filed 2022·Application pending·0 cites
- 1649US2011071396A1Ultrasonic probe, method for manufacturing the same and ultrasonic diagnostic apparatusHITACHI MEDICAL CORP·Filed 2009·Application pending·0 cites
- 1748US9964635B2Production method for ultrasonic probe, ultrasonic probe, and ultrasonic diagnosis deviceHITACHI LTD·Filed 2013·Granted May 8, 2018·0 cites·11 claims
- 1845US10784231B2Semiconductor sensor chip, semiconductor sensor chip array, and ultrasound diagnostic apparatusHITACHI LTD·Filed 2017·Granted Sep 22, 2020·0 cites·8 claims
- 1944US11642695B2Ultrasonic probe and ultrasonic measurement apparatus using the sameHITACHI LTD·Filed 2018·Granted May 9, 2023·0 cites·12 claims
- 2044US9138203B2Ultrasonic probe and ultrasonic imaging apparatus using the sameSATO MASAHIRO·Filed 2011·Granted Sep 22, 2015·0 cites·14 claims
- 2141US2009060432A1Light transmitting body and optical interconnection systemFURUKAWA ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 2237US2013031980A1Ultrasonic Probe, Production Method Therefor, and Ultrasonic Diagnostic ApparatusHITACHI MEDICAL CORP·Filed 2011·Application pending·0 cites
- 2335US8551003B2Ultrasonic probe and ultrasonic diagnosis deviceFUKADA MAKOTO·Filed 2008·Granted Oct 8, 2013·0 cites·13 claims
- 2430US9642596B2Ultrasound imaging apparatusISHIHARA CHIZUE·Filed 2012·Granted May 9, 2017·0 cites·21 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →