Inventor
NAKAMURA TAKUMA
JP56 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA TAKUMA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL MINING CO
7 patentsUS11735726B2Aug 22, 2023
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing the same, and nonaqueous electrolyte secondary battery
SUMITOMO METAL MINING CO4 citations74
US11894555B2Feb 6, 2024
Positive electrode active material for lithium ion secondary battery, method of manufacturing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery
SUMITOMO METAL MINING CO0 citations62
US11870071B2Jan 9, 2024
Positive electrode active material for non-aqueous electrolyte secondary battery and method for producing the same, method for evaluating positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
SUMITOMO METAL MINING CO0 citations62
US11594726B2Feb 28, 2023
Positive electrode active material for lithium ion secondary battery, method for manufacturing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery
SUMITOMO METAL MINING CO0 citations62
US11742483B2Aug 29, 2023
Nickel manganese composite hydroxide and method for producing same, positive electrode active material for nonaqueous electrolyte secondary battery and method for producing same, and nonaqueous electrolyte secondary battery
SUMITOMO METAL MINING CO0 citations61
US11476460B2Oct 18, 2022
Nickel manganese composite hydroxide and method for producing same, positive electrode active material for nonaqueous electrolyte secondary battery and method for producing same, and nonaqueous electrolyte secondary battery
SUMITOMO METAL MINING CO1 citations61
US12087944B2Sep 10, 2024
Positive electrode active material for lithium ion secondary battery, method of manufacturing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery
SUMITOMO METAL MINING CO0 citations51
RICOH KK
6 patentsUS4851924AJul 25, 1989
Color recorder overhead projector with color recorder
RICOH KK24 citations92
US7813689B2Oct 12, 2010
Fixing device and image forming apparatus
RICOH KK9 citations84
US7773932B2Aug 10, 2010
Fixation device, fixation method, image forming apparatus, image forming method and fixation fluid
RICOH KK13 citations84
US7713673B2May 11, 2010
Fixing liquid, toner fixing method, toner fixing device, image forming method, and image forming apparatus
RICOH KK10 citations84
US7655374B2Feb 2, 2010
Fixing liquid, toner fixing method and apparatus, and image forming method and apparatus
RICOH KK18 citations84
US7689145B2Mar 30, 2010
Replacement unit, image forming apparatus, and method of attaching replacement unit of image forming apparatus
RICOH KK7 citations74
MITSUBISHI ELECTRIC CORP
6 patentsUS11926492B2Mar 12, 2024
Linear transport apparatus
MITSUBISHI ELECTRIC CORP1 citations61
USD1106635SDec 16, 2025
Carrier for a conveyor system
MITSUBISHI ELECTRIC CORP0 citations59
USD1105694SDec 9, 2025
Motor module for a conveyor system
MITSUBISHI ELECTRIC CORP0 citations59
USD1105697SDec 9, 2025
Motor module for a conveyor system
MITSUBISHI ELECTRIC CORP0 citations59
USD1105693SDec 9, 2025
Carrier for a conveyor system
MITSUBISHI ELECTRIC CORP0 citations59
US12330880B2Jun 17, 2025
Linear conveyance device
MITSUBISHI ELECTRIC CORP0 citations50
RICOH CO LTD
5 patentsUS7904011B2Mar 8, 2011
Temperature control unit and image forming apparatus including same
RICOH CO LTD8 citations84
US7869754B2Jan 11, 2011
Bubble creating method, bubble creating device, bubbly fixation fluid producing method, bubbly fixation fluid producing device, fixation fluid, image forming method, and image forming apparatus
RICOH CO LTD8 citations84
US8014715B2Sep 6, 2011
Fixing apparatus using fixing solution and image forming apparatus including the fixing apparatus
RICOH CO LTD0 citations52
US7989133B2Aug 2, 2011
Fixing liquid, fixing device using the fixing liquid, and image forming apparatus comprising the fixing device
RICOH CO LTD0 citations52
US8000642B2Aug 16, 2011
Fixing device and image forming apparatus including the fixing device using a dielectric material heated by an electric field
RICOH CO LTD0 citations51
TOYOTA MOTOR CO LTD
5 patentsUS11752390B2Sep 12, 2023
Housing equipment presentation apparatus, system, method and program
TOYOTA MOTOR CO LTD0 citations52
US12514466B2Jan 6, 2026
Walking training system, control method thereof, and control program
TOYOTA MOTOR CO LTD0 citations51
US12090362B2Sep 17, 2024
Extraction system, walking training system, extraction method, and extraction program
TOYOTA MOTOR CO LTD0 citations51
US12186629B2Jan 7, 2025
Walking training system with increased walking state accuracy, control method thereof, and control program
TOYOTA MOTOR CO LTD0 citations50
US11484753B2Nov 1, 2022
Walking training system, display method, and display program
TOYOTA MOTOR CO LTD0 citations50
KATANO YASUO
3 patentsUS8737899B2May 27, 2014
Fixing liquid, fixing method, fixing unit, image forming method, and image forming apparatus
KATANO YASUO2 citations62
US8165514B2Apr 24, 2012
Fixing device, and image forming method and image forming apparatus using the same
KATANO YASUO2 citations62
US8900784B2Dec 2, 2014
Toner, developer, toner container, image forming apparatus, image forming method, and process cartridge
KATANO YASUO1 citations51
CANON KK
3 patentsUS11558517B2Jan 17, 2023
Image reading apparatus and image forming apparatus
CANON KK0 citations52
US9477193B2Oct 25, 2016
Image forming apparatus
CANON KK1 citations51
US10802436B2Oct 13, 2020
Image heating apparatus having moveable coupling gear to couple and decouple a photosensitive drum
CANON KK0 citations42
AMAZON TECH INC
2 patentsYAMADA MASAFUMI
2 patentsJUJO PAPER CO LTD
2 patentsVLSI TECHNOLOGY RES ASS
1 patentODASHIMA TADASHI
1 patentTODA NAOHIRO
1 patentNAKAMURA TAKUMA
1 patentKUROKAWA YOSHIFUMI
1 patentAOYAMA YUICHI
1 patentNSK LTD
1 patentNIPRO CORP
1 patentNAGAO KAZUYA
1 patentShowing the top 50 of 56 patents by PatentIndex Score.