Assignee
MAEKAWA SEISAKUSHO KK
JP·140 granted patents·37 pending applications·1,134 citations·filing 1974–2025
Top patents by PatentIndex Score
177 records- 0196US9700060B2Contour measurement apparatus and contour measurement method for measuring contour of poultry carcass, and deboning device for poultry carcassMAEKAWA SEISAKUSHO KK·Filed 2015·Granted Jul 11, 2017·14 cites·12 claims
- 0295US7084331B2Rice containing endophytic bacteria and method of producing itMAEKAWA SEISAKUSHO KK·Filed 2002·Granted Aug 1, 2006·110 cites·12 claims
- 0392US9687007B2Poultry tenderloin extraction apparatusMAEKAWA SEISAKUSHO KK·Filed 2015·Granted Jun 27, 2017·6 cites·7 claims
- 0491US8992290B2Device and method for removing shoulder blade of bone-in meat and deboning system of bone-in meat including the deviceMAEKAWA SEISAKUSHO KK·Filed 2014·Granted Mar 31, 2015·14 cites·8 claims
- 0590US8376814B2Deboning method and apparatus for meat with bone using X-rayMAEKAWA SEISAKUSHO KK·Filed 2012·Granted Feb 19, 2013·13 cites·11 claims
- 0688US7992397B2Ammonia/CO2 refrigeration system, CO2 brine production system for use therein, and ammonia cooling unit incorporating that production systemMAEKAWA SEISAKUSHO KK·Filed 2006·Granted Aug 9, 2011·19 cites·24 claims
- 0787US9440793B2Conveyor device for conveying foodMAEKAWA SEISAKUSHO KK·Filed 2013·Granted Sep 13, 2016·8 cites·9 claims
- 0886US10415857B2Refrigerator and operation method for refrigeratorMAEKAWA SEISAKUSHO KK·Filed 2015·Granted Sep 17, 2019·4 cites·16 claims
- 0986US9326527B2Device and method for deboning bone-in legMAEKAWA SEISAKUSHO KK·Filed 2014·Granted May 3, 2016·9 cites·9 claims
- 1086US7406837B2Ammonia/Co2 refrigeration systemMAEKAWA SEISAKUSHO KK·Filed 2007·Granted Aug 5, 2008·15 cites·8 claims
- 1186US7347301B2Lubricant supply system and operating method of multisystem lubrication screw compressorMAEKAWA SEISAKUSHO KK·Filed 2007·Granted Mar 25, 2008·18 cites·11 claims
- 1286US5401210AMethod of and apparatus for deboning meatMAEKAWA SEISAKUSHO KK·Filed 1993·Granted Mar 28, 1995·53 cites·12 claims
- 1386US4062199ARefrigerating apparatusMAEKAWA SEISAKUSHO KK·Filed 1976·Granted Dec 13, 1977·70 cites·10 claims
- 1485US9706782B2Shoulder-blade incision-making apparatusMAEKAWA SEISAKUSHO KK·Filed 2015·Granted Jul 18, 2017·3 cites·8 claims
- 1585US7335095B2Apparatus and method for separating wings from breast meat of poultryMAEKAWA SEISAKUSHO KK·Filed 2006·Granted Feb 26, 2008·19 cites·21 claims
- 1684US12241665B2Compressor and compressor systemMAEKAWA SEISAKUSHO KK·Filed 2021·Granted Mar 4, 2025·2 cites·12 claims
- 1783US10458713B2Refrigerant heat exchangerMAEKAWA SEISAKUSHO KK·Filed 2016·Granted Oct 29, 2019·3 cites·3 claims
- 1883US7195554B2Method and apparatus for separating thigh meat and oyster meatMAEKAWA SEISAKUSHO KK·Filed 2005·Granted Mar 27, 2007·10 cites·4 claims
- 1982US9540176B2Conveyor device for conveying foodMAEKAWA SEISAKUSHO KK·Filed 2013·Granted Jan 10, 2017·11 cites·10 claims
- 2082US5880343AGrass and method of introducing endophytic fungi into a grassMAEKAWA SEISAKUSHO KK·Filed 1996·Granted Mar 9, 1999·27 cites·8 claims
- 2181US7198564B2Deboning system of meatMAEKAWA SEISAKUSHO KK·Filed 2005·Granted Apr 3, 2007·27 cites·7 claims
- 2281US3945219AMethod of and apparatus for preventing overheating of electrical motors for compressorsMAEKAWA SEISAKUSHO KK·Filed 1974·Granted Mar 23, 1976·27 cites·1 claims
- 2380US9863677B2Sublimation defrost system and sublimation defrost method for refrigeration apparatusMAEKAWA SEISAKUSHO KK·Filed 2014·Granted Jan 9, 2018·4 cites·15 claims
- 2479US9451779B2Left/right determination system for arm part of pig carcassMAEKAWA SEISAKUSHO KK·Filed 2012·Granted Sep 27, 2016·4 cites·7 claims
- 2579US7771766B2Apparatus and method for freeze-storing baked foodMAEKAWA SEISAKUSHO KK·Filed 2006·Granted Aug 10, 2010·2 cites·10 claims
- 2679US7540171B2Cryogenic liquefying/refrigerating method and systemMAEKAWA SEISAKUSHO KK·Filed 2007·Granted Jun 2, 2009·5 cites·8 claims
- 2779US5732569AAdsorption type cooling apparatus, method of controlling cold output of same, and fin type adsorbent heat exchanger for use in the sameMAEKAWA SEISAKUSHO KK·Filed 1994·Granted Mar 31, 1998·43 cites·6 claims
- 2878US7818971B2CO2 cooling and heating apparatus and method having multiple refrigerating cycle circuitsMAEKAWA SEISAKUSHO KK·Filed 2008·Granted Oct 26, 2010·8 cites·18 claims
- 2978US7344436B2Apparatus for separating thigh meat and oyster meatMAEKAWA SEISAKUSHO KK·Filed 2006·Granted Mar 18, 2008·7 cites·7 claims
- 3077US6659729B2Screw compressor equipment for accommodating low compression ratio and pressure variation and the operation method thereofMAEKAWA SEISAKUSHO KK·Filed 2001·Granted Dec 9, 2003·16 cites·11 claims
- 3177US6202424B1System for compressing contaminated gasMAEKAWA SEISAKUSHO KK·Filed 1999·Granted Mar 20, 2001·29 cites·11 claims
- 3277US6041617AAdsorption type cooling apparatus, method of controlling cold output of same, and fin type adsorbent heat exchanger for use in sameMAEKAWA SEISAKUSHO KK·Filed 1997·Granted Mar 28, 2000·40 cites·2 claims
- 3376US7412838B2Heat pump using CO2 as refrigerant and method of operation thereofMAEKAWA SEISAKUSHO KK·Filed 2007·Granted Aug 19, 2008·7 cites·6 claims
- 3475US7351134B2Meat dressing/boning method and system thereforMAEKAWA SEISAKUSHO KK·Filed 2006·Granted Apr 1, 2008·10 cites·10 claims
- 3575US7165947B2Screw compressor capable of manually adjusting both internal volume ratio and capacity and combined screw compressor unit accommodating variation in suction or discharge pressureMAEKAWA SEISAKUSHO KK·Filed 2004·Granted Jan 23, 2007·14 cites·5 claims
- 3674US12279624B2Cutting apparatusMAEKAWA SEISAKUSHO KK·Filed 2023·Granted Apr 22, 2025·0 cites·7 claims
- 3774US9513234B2Device and method for capturing X-ray image of bone-in meat and deboning system of bone-in meat including the deviceMAEKAWA SEISAKUSHO KK·Filed 2014·Granted Dec 6, 2016·5 cites·5 claims
- 3873US8347639B2Method and apparatus for tempering treatment of meat, tempered meat treated by the method, and refrigerated meat storageMAEKAWA SEISAKUSHO KK·Filed 2009·Granted Jan 8, 2013·1 cites·5 claims
- 3973US7370481B2Apparatus and method for cooling super conductive bodyMAEKAWA SEISAKUSHO KK·Filed 2006·Granted May 13, 2008·2 cites·9 claims
- 4072US6558243B2Method of separating meat of a poultry with bones and apparatus for use in such methodMAEKAWA SEISAKUSHO KK·Filed 2001·Granted May 6, 2003·21 cites·8 claims
- 4171US2026071786A1Cooling systemMAEKAWA SEISAKUSHO KK·Filed 2025·Application pending·0 cites
- 4270US12382968B2Poultry processing apparatusMAEKAWA SEISAKUSHO KK·Filed 2023·Granted Aug 12, 2025·0 cites·11 claims
- 4370US10792748B2Welding deviceMAEKAWA SEISAKUSHO KK·Filed 2016·Granted Oct 6, 2020·1 cites·8 claims
- 4470US9033774B2Device and method for conveying bone-in meat and deboning system of bone-in meat including the deviceMAEKAWA SEISAKUSHO KK·Filed 2014·Granted May 19, 2015·4 cites·9 claims
- 4570US7155930B2Apparatus for producing slush nitrogen and method for producing the sameMAEKAWA SEISAKUSHO KK·Filed 2005·Granted Jan 2, 2007·6 cites·21 claims
- 4670US6966196B2Refrigeration unit using ammoniaMAEKAWA SEISAKUSHO KK·Filed 2003·Granted Nov 22, 2005·17 cites·5 claims
- 4770US6059648AAutomatic deboning method and apparatus for upper half of poultry carcassMAEKAWA SEISAKUSHO KK·Filed 1999·Granted May 9, 2000·26 cites·22 claims
- 4870US4205536ARefrigerating apparatusMAEKAWA SEISAKUSHO KK·Filed 1978·Granted Jun 3, 1980·32 cites·7 claims
- 4968US12402637B2Poultry processing apparatusMAEKAWA SEISAKUSHO KK·Filed 2023·Granted Sep 2, 2025·0 cites·13 claims
- 5068US7591138B2Process for producing slush fluid and apparatus thereforMAEKAWA SEISAKUSHO KK·Filed 2007·Granted Sep 22, 2009·1 cites·20 claims
Showing the top 50 of 177 patent records by PatentIndex Score.
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