Inventor · disambiguated record
Naohisa Yahagi
Also filed as: YAHAGI NAOHISA
11 granted patents·3 pending applications·74 citations·filing 2003–2025
87Inventor score
Top patents by PatentIndex Score
14 records- 0190US9724448B2Materials for gastrointestinal obstruction prevention3-D MATRIX LTD·Filed 2014·Granted Aug 8, 2017·21 cites·54 claims
- 0284US12082779B2Endoscope holderUNIV KEIO·Filed 2022·Granted Sep 10, 2024·1 cites·8 claims
- 0376US11464396B2Endoscope holderUNIV KEIO·Filed 2017·Granted Oct 11, 2022·4 cites·10 claims
- 0471US8187271B2Endoscopic instrumentYAHAGI NAOHISA·Filed 2008·Granted May 29, 2012·12 cites·5 claims
- 0568US8226544B2Endoscope treatment toolMUYARI YUTA·Filed 2008·Granted Jul 24, 2012·8 cites·7 claims
- 0665US9301800B2Endoscopic treatment toolSUZUKI TETSU·Filed 2011·Granted Apr 5, 2016·6 cites·8 claims
- 0760US2025151987A1Endoscope treatment tool and endoscope systemYAHAGI NAOHISA·Filed 2025·Application pending·0 cites
- 0858US6949099B2Incising device for use with an endoscopeOLYMPUS CORP·Filed 2003·Granted Sep 27, 2005·21 cites·11 claims
- 0957US2021338046A1Endoscope treatment tool and endoscope systemYAHAGI NAOHISA·Filed 2021·Application pending·0 cites
- 1056US9033978B2High-frequency treatment instrumentYAHAGI NAOHISA·Filed 2007·Granted May 19, 2015·1 cites·2 claims
- 1151US10933171B2Collagen sol for submucosal local injectionTOKYO METRO IND TECH RES INST·Filed 2017·Granted Mar 2, 2021·0 cites·12 claims
- 1247US11730343B2Endoscope treatment tool and endoscope systemOLYMPUS CORP·Filed 2020·Granted Aug 22, 2023·0 cites·20 claims
- 1344US11559602B2Sol for tissue perforation closure, ulcer protection, and vascular embolizationTOKYO METRO IND TECH RES INST·Filed 2017·Granted Jan 24, 2023·0 cites·20 claims
- 1439US2003191465A1Electrosurgicalscissors for endoscopic mucosal resectionPENTAX CORP·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →