Inventor

Makoto Iwasaki

Inventor

Tokyo, JP

Overview

1983–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 65 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Bprimary

H01BCables11%

H01FMagnets10%

C22CAlloys9%

B22FWorking metallic powder6%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%

G05BControl or regulating systems in general6%

C08LCompositions of macromolecular compounds6%

H02KDynamo-electric machines5%

G06FElectric digital data processing3%

F16HGearing3%

PatentTitleYear

10,991,492R-T-B based permanent magnet2021 10,990,712Contact force evaluation method2021 10,964,463Alloy for R--T--B based rare earth sintered magnet and method for producing the R--T--B based rare earth sintered magnet2021 10,907,499Rotor-blade-side sealing apparatus, stationary-blade-side sealing apparatus, and rotary machine2021 10,848,023Motor containing a permanent magnet having high and low temperature side permanent magnet parts2020 10,825,589R-T-B based rare earth magnet2020 10,755,840R-T-B based sintered magnet2020 10,748,683R-T-B based sintered magnet2020 10,748,676LAN cable2020 10,726,969Multilayer insulated wire and multilayer insulated cable2020 10,726,983Rare earth magnet and motor2020 10,643,762Insulated wire and cable2020 10,530,198R-T-B based sintered magnet and motor2020 10,530,232Motor2020 10,523,101Motor2019 10,510,468LAN cable2019 10,497,489Cable2019 10,400,174Multi-layer insulated wire and method of manufacturing the same2019 10,365,628Positioning control device of actuator provided with strain wave gearing using H-[?] control2019 10,254,740Positioning control device for actuator provided with strain wave gearing using full-closed control with state observer2019 10,242,777Alloy for R-T-B based sintered magnet and R-T-B based sintered magnet2019 10,186,349Non-halogen flame-retardant insulated electric wire and non-halogen flame-retardant cable2019 10,026,532R-T-B based sintered magnet2018 9,991,035R-T-B based sintered magnet2018 9,984,793Non-halogen multilayer insulating wire2018 9,953,746Insulated wire and cable2018 9,805,840'Halogen-free crosslinked resin composition and insulated wire and cable using the same'2017 9,783,229'Vehicle steering control system'2017 9,624,365'Halogen-free crosslinkable resin composition, cross-linked insulation wire and cable'2017 9,624,366'Crosslinkable halogen-free resin composition, cross-linked insulated wire and cable'2017 9,627,099'Crosslinkable halogen-free resin composition, cross-linked insulated wire and cable'2017 9,548,157'Sintered magnet, motor, automobile, and method for producing sintered magnet'2017 9,443,645'Insulated wire for vehicle use and cable for vehicle use'2016 9,406,414'Insulated wire for vehicle use and cable for vehicle use'2016 9,350,203'Rare earth sintered magnet, method for producing the same, motor, and automobile'2016 9,213,678'Transfer function estimation apparatus, method and program'2015 9,165,697'Peroxide crosslinked resin composition and electric wire and cable using same'2015 9,154,004'Rare earth sintered magnet and motor'2015 9,075,399'Positioning control system for actuator provided with wave gear device'2015 9,008,843'Positioning apparatus for actuator with wave gear device'2015 8,829,350'Crosslinked resin composition, and wire, cable and molded wire coated with the same'2014 8,823,478'Rare earth sintered magnet, method for producing same, motor and automobile'2014 8,581,863'Liquid crystal display panel and liquid crystal display apparatus'2013 8,488,413'Indicated position detecting apparatus and indicated position detecting method'2013 8,442,692'Method for performing adaptive friction compensation in an actuator accounting for variation in friction characteristics of wave gear drive accompanying change in temperature'2013 8,427,094'Method for controlling positioning of actuator comprising wave gear device'2013 8,420,940'Halogen-free flame-retardant cable'2013 8,310,465'Touch panel and electronic device including touch panel'2012 8,296,089'Method for compensating for angular transmission error of wave gear device'2012 8,175,771'Control apparatus for electric power steering system'2012 8,154,226'Operating apparatus'2012 8,152,936'Rare earth magnet'2012 8,013,560'Method for compensating for angular transmission error of an actuator'2011 7,853,378'Control device for electrical power steering system'2010 7,768,623'Liquid crystal display apparatus forming assembly, liquid crystal cell, and liquid crystal display apparatus, and manufacturing method thereof'2010 7,768,225'Servo control system for movable body, and laser drilling machine'2010 7,721,652'Gas generator'2010 7,605,901'Liquid crystal cell assembly and liquid crystal cell manufacturing method'2009 7,208,056'Rare earth sintered magnet, and method for improving mechanical strength and corrosion resistance thereof'2007 6,416,599'Gas-generating agent for air bag'2002 6,235,153'Method of producing a bleached pulp with chlorine dioxide under a pressure created by a compressed gas containing oxygen'2001 6,033,500'Airbag explosive composition and process for producing said composition'2000 5,531,901'Method of treatment of a fluid containing volatile organic halogenated compounds'1996 5,490,941'Method of treatment of a fluid containing volatile organic halogenated compounds'1996 4,402,315'Inhalation toxicity testing apparatus'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2021Based in Tokyo, JP· patent location history

2007–2021Patents assigned to TDK CORP (18)· patent assignee history

2009–2013Based in Akishima, JP· patent location history

2010–2015Patents assigned to NAT UNIV CORP NAGOYA INST TECH (9)· patent assignee history

2010–2019Based in Nagoya, JP· patent location history

2011–2019Patents assigned to HARMONIC DRIVE SYSTEMS (8)· patent assignee history

2012–2017Patents assigned to IWASAKI MAKOTO (17)· patent assignee history

2012–2017Based in Chuo-ku, JP· patent location history

2013–2020Based in Hitachi, JP· patent location history

2014–2020Patents assigned to HITACHI METALS LTD (16)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TDK CORP	18	2007–2021
IWASAKI MAKOTOself	17	2012–2017
HITACHI METALS LTD	16	2014–2020
NAT UNIV CORP NAGOYA INST TECH	9	2010–2015
HARMONIC DRIVE SYSTEMS	8	2011–2019

Locations

Location	Patents	Span
Tokyo, JP	25	1996–2021
Hitachi, JP	15	2013–2020
Nagoya, JP	12	2010–2019
Akishima, JP	5	2009–2013
Chuo-ku, JP	2	2012–2017