Inventor

Yasuhiko Fujii

Inventor

Hiroshima, JP

Overview

38→

Patents

1979–2019

Patent span

Chemistry

Primary field (CPC C)

Patents· 38 as inventor

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

C01Gprimary

C01GCompounds containing metals not covered by subclasses c01d or c01f10%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds10%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%

H01FMagnets8%

B01DSeparation7%

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

B82YSpecific uses or applications of nanostructures4%

C04BLime, magnesia4%

C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties4%

G11BInformation storage based on relative movement between record carrier and transducer4%

PatentTitleYear

10,497,498Ferrite particles for bonded magnets, resin composition for bonded magnets, and molded product using the same2019 10,128,029Ferrite ceramics, ferrite sintered plate and ferrite sintered sheet2018 9,691,528'Ferrite particles for bonded magnets, resin composition for bonded magnets, and molded product using the same'2017 9,607,741'Ferrite particles for bonded magnet, resin composition for bonded magnet and molded products using the same'2017 9,249,033'Ferrite particles for bonded magnets, resin composition for bonded magnets, and molded product comprising the same'2016 8,741,170'Ferrite particles for bonded magnet, resin composition for bonded magnet and molded products using the same'2014 8,546,475'Infrared reflecting black pigment, and paint and resin composition using the infrared reflecting black pigment'2013 7,220,366'Process for purifying contaminated soil or groundwater with iron particles'2007 7,214,318'Method for separation of actinide elements'2007 7,022,256'Iron particles for purifying contaminated soil or ground water'2006 6,800,587'Iron compound catalyst for inhibiting generation of dioxin'2004 6,663,840'Process for treating dioxin-containing exhaust gas and composite catalyst composition for inhibiting generation of dioxin'2003 6,639,591'Entertainment apparatus, storage medium, and method of deciding weather'2003 6,520,861'Entertainment apparatus, storage medium, and method of displaying an object'2003 6,476,112'Calcium-iron oxide composite particles'2002 6,459,012'Method for treating organohalogen compound-containing soil or ash'2002 6,436,868'Composite catalyst composition for inhibiting generation of dioxin'2002 6,300,401'Material having a damping property and masterbatch pellets thereof'2001 6,276,287'Iron compound catalyst for inhibiting generation of dioxin and incineration process of municipal solid waste using the same'2001 6,271,168'Catalyst for decomposing organohalogen compound'2001 6,228,924'Calcium-iron oxide composite particles and resin molded product containing the same'2001 6,197,708'Dust-removing synthetic resin filter'2001 5,993,536'Method of decoloring colored concrete'1999 5,977,235'Material having a damping property and masterbatch pellets therefor'1999 5,569,695'Self-fusion type damping material'1996 5,389,482'Magnetic particle powder included in magnetic toners for magnetic image character recognition'1995 5,350,793'Damping material'1994 5,328,793'Magnetic particles for magnetic toner'1994 5,232,805'Magnetic particles containing iron as the main component and process for producing the same'1993 4,551,840'Digital data duplication apparatus'1985 4,546,393'Digital data transmission system with modified NRZI'1985 4,527,207'Tape speed control for producing a master tape carrying a digital signal'1985 4,524,445'Method and circuit arrangement for synchronous detection'1985 4,481,648'Method and system for producing a synchronous signal from _cyclic-redundancy-coded digital data blocks'1984 4,450,490'System for obtaining synchronized reproduction from a plurality of reproducing apparatuses'1984 4,408,333'Data acquisition circuit'1983 4,139,728'Signal processing circuit'1979 4,137,507'Phase-shifting circuit'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1985Patents assigned to VICTOR COMPANY OF JAPAN (9)· patent assignee history

1983–1985Based in Yamato, JP· patent location history

1993–2019Patents assigned to TODA KOGYO CORP (26)· patent assignee history

1993–2019Based in Otake, JP· patent location history

1994–1996Patents assigned to HIROTANI CO LTD (2)· patent assignee history

1994–1996Based in Ohtake, JP· patent location history

1999–2017Based in Hiroshima, JP· patent location history

2001–2004Patents assigned to NAIKAI PLANT KABUSHIKI KAISHA (2)· patent assignee history

2003Based in Kyoto, JP· patent location history

2013–2016Patents assigned to FUJII YASUHIKO (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TODA KOGYO CORP	26	1993–2019
VICTOR COMPANY OF JAPAN	9	1979–1985
FUJII YASUHIKOself	3	2013–2016
HIROTANI CO LTD	2	1994–1996
NAIKAI PLANT KABUSHIKI KAISHA	2	2001–2004

Locations

Location	Patents	Span
Hiroshima, JP	11	1999–2017
Otake, JP	10	1993–2019
Yamato, JP	7	1983–1985
Ohtake, JP	3	1994–1996
Kyoto, JP	2	2003