Inventor · disambiguated record
Tatsuki Kumagai
Also filed as: KUMAGAI TATSUKI
6 granted patents·4 pending applications·24 citations·filing 2005–2017
74Inventor score
Top patents by PatentIndex Score
10 records- 0190US7434449B2Exhaust gas analyzerHORIBA LTD·Filed 2005·Granted Oct 14, 2008·19 cites·13 claims
- 0278US9389152B2Exhaust gas sampling apparatusHORIBA LTD·Filed 2014·Granted Jul 12, 2016·4 cites·4 claims
- 0364US9581068B2Exhaust gas dilution device and PM measurement systemHORIBA LTD·Filed 2013·Granted Feb 28, 2017·1 cites·4 claims
- 0455US2009003125A1Exhaust gas analyzerHORIBA LTD·Filed 2008·Application pending·0 cites
- 0544US9724662B2Exhaust gas mixer and constant volume sampling apparatusHORIBA LTD·Filed 2014·Granted Aug 8, 2017·0 cites·6 claims
- 0642US11112334B2In-vehicle exhaust gas analysis system, inspection system for in-vehicle exhaust gas analysis system, inspection method for in-vehicle exhaust gas analysis system, and inspection programHORIBA LTD·Filed 2017·Granted Sep 7, 2021·0 cites·12 claims
- 0740US2014352404A1Exhaust gas sampling apparatusHORIBA LTD·Filed 2014·Application pending·0 cites
- 0839US9791350B2Exhaust gas analyzer verification systemHORIBA LTD·Filed 2015·Granted Oct 17, 2017·0 cites·8 claims
- 0937US2015107330A1Exhaust gas sampling device and exhaust gas analyzing systemPUBLIC INTEREST INC FOUNDATION JAPAN AUTOMOBILE TRANSP TECHNOLOGY ASS·Filed 2014·Application pending·0 cites
- 1036US2017167351A1Exhaust gas dilution device and exhaust gas measuring system using the sameHORIBA LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →