Inventor · disambiguated record
Choiku Yoshikawa
Also filed as: YOSHIKAWA CHOIKU
8 granted patents·2 pending applications·35 citations·filing 1999–2022
83Inventor score
Files withMAEKAWA SEISAKUSHO KK10
Top patents by PatentIndex Score
10 records- 0180US9863677B2Sublimation defrost system and sublimation defrost method for refrigeration apparatusMAEKAWA SEISAKUSHO KK·Filed 2014·Granted Jan 9, 2018·4 cites·15 claims
- 0278US7818971B2CO2 cooling and heating apparatus and method having multiple refrigerating cycle circuitsMAEKAWA SEISAKUSHO KK·Filed 2008·Granted Oct 26, 2010·8 cites·18 claims
- 0361US9746221B2Defrost system for refrigeration apparatus, and cooling unitMAEKAWA SEISAKUSHO KK·Filed 2014·Granted Aug 29, 2017·1 cites·15 claims
- 0460US12292226B2Defrost system which utilizes electric heater for thermosiphonMAEKAWA SEISAKUSHO KK·Filed 2022·Granted May 6, 2025·0 cites·18 claims
- 0559US10302343B2Defrost system for refrigeration apparatus, and cooling unitMAEKAWA SEISAKUSHO KK·Filed 2014·Granted May 28, 2019·0 cites·11 claims
- 0657US6334332B1Low temperature waste crushing system taking advantage of cold shortnessMAEKAWA SEISAKUSHO KK·Filed 2000·Granted Jan 1, 2002·5 cites·8 claims
- 0748US2021262721A1Defrost systemMAEKAWA SEISAKUSHO KK·Filed 2019·Application pending·0 cites
- 0846US6250084B1Soda drink selling machineMAEKAWA SEISAKUSHO KK·Filed 1999·Granted Jun 26, 2001·15 cites·11 claims
- 0941US6889520B2Inter-region thermal complementary system by distributed cryogenic and thermal devicesMAEKAWA SEISAKUSHO KK·Filed 2001·Granted May 10, 2005·2 cites·19 claims
- 1040US2006005550A1Temperature control device and method using peltier elementMAEKAWA SEISAKUSHO KK·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →