Inventor · disambiguated record
Hirotoshi Kitagawa
Also filed as: KITAGAWA HIROTOSHI
5 granted patents·26 citations·filing 1992–2014
72Inventor score
Top patents by PatentIndex Score
5 records- 0174USD603258SPackageHISAMITSU PHARMACEUTICAL CO·Filed 2009·Granted Nov 3, 2009·22 cites·1 claims
- 0265US9816891B2Gas internal combustion engine gas leak checking device and method for sameMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Nov 14, 2017·2 cites·3 claims
- 0346US9777692B2Exhaust purge device for gas internal combustion engineMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Oct 3, 2017·0 cites·4 claims
- 0445US9920729B2Starting device for gas internal combustion engineMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Mar 20, 2018·0 cites·7 claims
- 0522US5268390AMethod for preventing the growth of microorganisms in citrus fruitsGREEN CROSS CORP·Filed 1992·Granted Dec 7, 1993·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →