Inventor · disambiguated record
Hidetoshi Kumagai
Also filed as: KUMAGAI HIDETOSHI
11 granted patents·8 pending applications·8 citations·filing 2003–2024
81Inventor score
Top patents by PatentIndex Score
19 records- 0195US11813700B2Aluminum alloy brazing sheet and manufacturing method thereofUACJ CORP·Filed 2020·Granted Nov 14, 2023·4 cites·10 claims
- 0286US11491586B2Aluminum alloy brazing sheet and manufacturing method thereofUACJ CORP·Filed 2019·Granted Nov 8, 2022·2 cites·15 claims
- 0385US12064832B2Aluminum alloy brazing sheet and manufacturing method thereofUACJ CORP·Filed 2019·Granted Aug 20, 2024·2 cites·8 claims
- 0478US2025122552A1Membrane protein activity measurement methodUNIV TOKYO·Filed 2024·Application pending·0 cites
- 0573US12508676B2Aluminum alloy brazing sheet and method for producing sameUACJ CORP·Filed 2022·Granted Dec 30, 2025·0 cites·5 claims
- 0665US12247244B2Membrane protein activity measurement methodUNIV TOKYO·Filed 2019·Granted Mar 11, 2025·0 cites·5 claims
- 0762US2025205830A1Aluminum alloy brazing sheetUACJ CORP·Filed 2023·Application pending·0 cites
- 0862US2025178132A1Aluminum alloy brazing sheetUACJ CORP·Filed 2023·Application pending·0 cites
- 0959US11491587B2Aluminum alloy brazing sheet and manufacturing method thereofUACJ CORP·Filed 2019·Granted Nov 8, 2022·0 cites·15 claims
- 1059US7632935B2DNA encoding a mast cell-derived membrane proteinCHUNGAI SEIYAKU KABUSHIKI KAIS·Filed 2003·Granted Dec 15, 2009·0 cites·17 claims
- 1158US12454741B2Aluminum alloy extruded multi-hole tube for heat exchanger and method for manufacturing the sameUACJ CORP·Filed 2021·Granted Oct 28, 2025·0 cites·5 claims
- 1256US12397378B2Aluminum alloy brazing sheet and manufacturing method thereofUACJ CORP·Filed 2019·Granted Aug 26, 2025·0 cites·8 claims
- 1355US12269129B2Aluminum alloy brazing sheet and manufacturing method thereofUACJ CORP·Filed 2020·Granted Apr 8, 2025·0 cites·13 claims
- 1453US9844839B2Flux compositionUACJ CORP·Filed 2013·Granted Dec 19, 2017·0 cites·7 claims
- 1553US2009275082A1Mast Cell-Derived Membrane ProteinsKITAMURA TOSHIO·Filed 2009·Application pending·0 cites
- 1647US2023250523A1Aluminum alloy extruded multi-hole tube for heat exchanger and method for manufacturing the sameUACJ CORP·Filed 2021·Application pending·0 cites
- 1746US2015273635A1Aluminum alloy brazing method, and aluminum alloy member covered with flux componentUACJ CORP·Filed 2013·Application pending·0 cites
- 1845US2021187673A1Aluminum alloy brazing sheet, manufacturing method therefor, and manufacuring method for vehicle heat exchanger using said brazing sheetUACJ CORP·Filed 2017·Application pending·0 cites
- 1938US2017205159A1Heat exchanger tube, heat exchanger, and brazing pasteUACJ CORP·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hidetoshi Kumagai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →