Inventor · disambiguated record
Takaaki Maekawa
Also filed as: MAEKAWA TAKAAKI
28 granted patents·7 pending applications·341 citations·filing 1991–2024
96Inventor score
Files withJAPAN SCIENCE & TECH CORP10DENSO WAVE INC9MITSUBISHI ELECTRIC CORP3DAISHIN DESIGN CORP2TSUKUBA BIOSYSTEM LTD2
Top patents by PatentIndex Score
35 records- 0193US6547951B1Method and apparatus for treatment of organic matter-containing wastewaterDAISHIN DESIGN CORP·Filed 2001·Granted Apr 15, 2003·70 cites·8 claims
- 0287US6728500B2Process cartridge attachable to recording apparatus and recording apparatusPANASONIC COMM CO LTD·Filed 2002·Granted Apr 27, 2004·35 cites·21 claims
- 0385US6490824B1Method for culturing a basidiomycetous fungus in a liquid culture mediumTSUKUBA BIOSYSTEM LTD·Filed 2000·Granted Dec 10, 2002·57 cites·6 claims
- 0482US7018815B2Method for producing vitamin B12 from hydrogen-metabolizing methane bacteriumJAPAN SCIENCE & TECH CORP·Filed 2005·Granted Mar 28, 2006·6 cites·2 claims
- 0581US10747190B2Industrial control apparatus with short-circuit detection configurationDENSO WAVE INC·Filed 2018·Granted Aug 18, 2020·2 cites·4 claims
- 0680US6660518B1Two-phase type methane fermentation reactorDAISHIN DESIGN CORP·Filed 2000·Granted Dec 9, 2003·26 cites·5 claims
- 0779US5189415AReceiving apparatusJAPAN NATIONAL OIL·Filed 1991·Granted Feb 23, 1993·77 cites·13 claims
- 0876US6848101B2Software management system for providing software installation and maintenance over a networkMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jan 25, 2005·23 cites·15 claims
- 0970US7029884B2Carrier for microorganism incubation in which micro-elements and inorganic nutrient salts are diffusedJAPAN SCIENCE & TECH CORP·Filed 2003·Granted Apr 18, 2006·1 cites·11 claims
- 1070US6290851B1Microorganisms-immobilized magnetic carriers, a process for producing the carriers and a method of treating wastewaterJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Sep 18, 2001·2 cites·7 claims
- 1169USRE50428EInput module of industrial control apparatusDENSO WAVE INC·Filed 2024·Granted May 13, 2025·0 cites·8 claims
- 1267US11300951B2Input module of industrial control apparatusDENSO WAVE INC·Filed 2020·Granted Apr 12, 2022·0 cites·8 claims
- 1367US6740521B2High-sensitive detection of environmental pollutantsKANEKA CORP·Filed 2002·Granted May 25, 2004·2 cites·12 claims
- 1466US6972188B2Process for producing vitamin B12 from hydrogen-metabolizing methane bacteriumJAPAN SCIENCE & TECH CORP·Filed 2001·Granted Dec 6, 2005·2 cites·6 claims
- 1557US6043068AMicroorganisms-immobilized magnetic carriers, a process for producing carriersJAPAN SCIENCE & TECH CORP·Filed 1998·Granted Mar 28, 2000·12 cites·16 claims
- 1656US6673244B1Magnetic sludge suitable for use in wastewater treatment, method for preparing the same and method for wastewater treatmentJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Jan 6, 2004·4 cites·7 claims
- 1756US2008185336A1Process for solid-state methane fermentation of biomass materials and fermentation apparatus system thereforMAEKAWA TAKAAKI·Filed 2008·Application pending·0 cites
- 1854US6811660B2Apparatus for purifying water containing dissolved organic matters and trace harmful substancesFiled 2001·Granted Nov 2, 2004·3 cites·10 claims
- 1954US6712947B1Water purifying apparatus with electric field generatorJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Mar 30, 2004·3 cites·14 claims
- 2053US11824343B2Output module of industrial control apparatusDENSO WAVE INC·Filed 2021·Granted Nov 21, 2023·0 cites·8 claims
- 2152US6896790B1Apparatus for oxidatively destructing trace injurious substanceJAPAN SCIENCE & TECH CORP·Filed 2000·Granted May 24, 2005·6 cites·27 claims
- 2252US6716357B1Method of removing phosphoric acid containting wastewaterJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Apr 6, 2004·2 cites·15 claims
- 2351US2001024828A1Carrier for microorganism incubation in which micro-elements and inorganic nutrient salts are diffussedFiled 2001·Application pending·0 cites
- 2450US11409255B2Output control apparatusDENSO WAVE INC·Filed 2020·Granted Aug 9, 2022·0 cites·6 claims
- 2550US2002194012A1Automated system for power retailingMITSUBISHI ELECTRIC CORP·Filed 2001·Application pending·0 cites
- 2648US6833266B2Method for culturing agaricus edible fungusTSUKUBA BIOSYSTEM LTD·Filed 2002·Granted Dec 21, 2004·0 cites·2 claims
- 2744US10234839B2I/O moduleDENSO WAVE INC·Filed 2017·Granted Mar 19, 2019·0 cites·10 claims
- 2843US11360145B2Relay fault diagnosis deviceDENSO WAVE INC·Filed 2019·Granted Jun 14, 2022·0 cites·4 claims
- 2943US2003070351A1Method for culturing a basidiomycetous fungus in a liquid culture mediumFiled 2002·Application pending·0 cites
- 3042US10756534B2Input/output moduleDENSO WAVE INC·Filed 2018·Granted Aug 25, 2020·0 cites·4 claims
- 3141US11519973B2Output module of industrial control apparatusDENSO WAVE INC·Filed 2020·Granted Dec 6, 2022·0 cites·4 claims
- 3241US6908753B1Trace element-containing carrier for growing microorganismJAPAN SCIENCE & TECH CORP·Filed 1999·Granted Jun 21, 2005·8 cites·3 claims
- 3338US2003082793A1Method for preparation of physiologically active water-base extract and method for potentiating the activity thereofFiled 2002·Application pending·0 cites
- 3436US2003104006A1Hyaluronidase activity and allergenic cell activity inhibitorFiled 2001·Application pending·0 cites
- 3534US2003220704A1Remote service offering systemMITSUBISHI ELECTRIC CORP·Filed 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Takaaki Maekawa 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 →