Inventor · disambiguated record
Jin Ma
Also filed as: MA JIN · MA JIN SOO
8 granted patents·4 pending applications·58 citations·filing 1994–2025
82Inventor score
Files withGUANGDONG HYDROGEN ENERGY SCIENCE & TECH CO LTD2INVITROGEN CORP1JIANGSU DUOLITE CRANE MACHINERY MFG CO LTD1KOREA POWER ENG CO INC1LE HOLDINGS BEIJING CO LTD1
Top patents by PatentIndex Score
12 records- 0172US10105676B2Start-up system for starting reforming hydrogen production deviceGUANGDONG HYDROGEN ENERGY SCIENCE & TECH CO LTD·Filed 2017·Granted Oct 23, 2018·2 cites·5 claims
- 0270US5891692AMethod for increasing the viability and transformation ability of bacteria during or after storage at low temperaturesLIFE TECHNOLOGIES INC·Filed 1997·Granted Apr 6, 1999·22 cites·16 claims
- 0366US5581375AMethod for processing color-image signals from a three-color original and for forming output color image having black, white and either red or blueRICOH KK·Filed 1994·Granted Dec 3, 1996·27 cites·15 claims
- 0460US2004266010A1Method for increasing viability and transformation efficiency of bacteria during storage at low temperaturesFiled 2004·Application pending·0 cites
- 0555US2025291826A1Recall model training method, electronic device, and storage mediumTENCENT TECH SHENZHEN CO LTD·Filed 2025·Application pending·0 cites
- 0652US6855494B2Method for increasing viability and transformation efficiency of bacteria during storage at low temperaturesINVITROGEN CORP·Filed 1999·Granted Feb 15, 2005·7 cites·31 claims
- 0743US9496066B2Boron-doped lithium-rich manganese based materials and preparation methods for Li-ion battery cathodeUNIV BEIJING·Filed 2013·Granted Nov 15, 2016·0 cites·5 claims
- 0841US2011024137A1Unified fire extinguishing system for turbine bearing in power plantKOREA POWER ENG CO INC·Filed 2010·Application pending·0 cites
- 0939US11304442B2Smoke generation product and manufacturing method thereforSICHUAN SANLIAN NEW MAT CO LTD·Filed 2018·Granted Apr 19, 2022·0 cites·19 claims
- 1034USD1102856SRatchet tensionerJIANGSU DUOLITE CRANE MACHINERY MFG CO LTD·Filed 2024·Granted Nov 25, 2025·0 cites·1 claims
- 1134US2017116465A1Video processing method and system, video player and cloud serverLE HOLDINGS BEIJING CO LTD·Filed 2016·Application pending·0 cites
- 1233US10637084B2Methanol-water mixture reforming hydrogen production generatorGUANGDONG HYDROGEN ENERGY SCIENCE & TECH CO LTD·Filed 2017·Granted Apr 28, 2020·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Jin Ma 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 →