Inventor

Hiroshi Ishizuka

Inventor

Shinagawa-ku, JP

Overview

64→

Patents

1976–2018

Patent span

Chemistry

Primary field (CPC C)

Patents· 64 as inventor

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

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%

C22BProduction and refining of metals7%

C09KMaterials for miscellaneous applications, not provided for elsewhere5%

C23CCoating metallic material5%

Y10TTechnical subjects covered by former us classification5%

C01BNon-metallic elements4%

C25CProcesses for the electrolytic production, recovery or refining of metals4%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

PatentTitleYear

9,953,808Arc evaporation source2018 9,663,851'Substrate for CVD deposition of diamond and method for the preparation thereof'2017 9,546,093'Minute diamond powder, method for collecting the same and slurry comprisng the same in suspension'2017 9,321,741'Copper plating bath containing a tertiary amine compound and use thereof'2016 9,000,309'Electromagnetic shielding film'2015 8,506,919'Fine powder of single crystalline diamond particles and a method for the production thereof'2013 8,488,202'Computer readable medium including digital image print support program, digital image print support apparatus, and digital image print system'2013 8,426,749'Electromagnetic shielding film and optical filter'2013 7,316,474'Surface treatment apparatus and image recording apparatus'2008 7,233,765'Image forming apparatus, image forming system, and electrophotographic print'2007 7,105,251'Nonaqueous secondary battery'2006 7,058,347'Surface treatment apparatus and image-forming apparatus'2006 7,024,149'Surface treatment apparatus and image-forming apparatus'2006 6,985,688'Image forming process and image forming apparatus, electrophotographic image-receiving sheet, and electrophotographic print'2006 6,565,618'Diamond abrasive particles and method for preparing the same'2003 6,365,299'Nonaqueous secondary battery'2002 6,337,060'Hydrophilic diamond particles and method of producing the same'2002 6,098,609'Superabrasive electrodeposited cutting edge and method of manufacturing the same'2000 6,019,802'Nonaqueous secondary battery and process for producing the same using a dispersion aid'2000 6,001,139'Nonaqueous secondary battery having multiple-layered negative electrode'1999 5,976,731'Non-aqueous lithium ion secondary battery'1999 5,882,740'Method of producing diamond of controlled quality and product produced thereby'1999 5,759,714'Non-aqueous-electrolyte secondary battery'1998 5,510,157'Method of producing diamond of controlled quality'1996 5,296,111'Method of treating photographic processing wastes'1994 5,061,292'Diamond abrasive and method for producing the same'1991 D0314374'Key telephone set'1991 4,854,083'Polishing machine using super abrasive grains'1989 4,844,988'Diamond composite and method for producing the same'1989 D0301578'Telephone handset'1989 4,762,696'Method of purificating titanium tetrachloride'1988 4,749,409'Method of purifying refractory metal'1988 4,715,317'Method for producing of polycrystalline silicon and apparatus thereof'1987 4,699,704'Electrolytic cell for a molten salt'1987 4,647,355'Apparatus for molten salt electrolysis'1987 4,637,370'Rotary saw blade'1987 4,596,693'Method of producing a composite compact of cBN and WC-Co'1986 4,595,573'Chlorinator furnace and method for producing tetrachloride of such metals as titanium and zirconium'1986 4,584,018'Method for production of refractory metal from a chloride thereof'1986 4,565,354'Apparatus for producing purified refractory metal from a chloride thereof'1986 4,527,778'Apparatus for production of refractory metal from a chloride thereof'1985 4,518,334'High temperature high pressure apparatus'1985 4,495,037'Method for electrolytically obtaining magnesium metal'1985 4,481,085'Apparatus and method for electrolysis of MgCl.sub.2'1984 4,441,925'Method and an apparatus for producing titanium metal from titanium tetrachloride'1984 4,440,573'Method for producing diamond compact'1984 4,414,246'Method for protecting environment from volatile liquid chloride as exposed to the atmosphere'1983 4,411,672'Method for producing composite of diamond and cemented tungsten carbide'1983 4,403,769'Vacuum separator'1983 4,401,543'Electrolytic cell for magnesium chloride'1983 4,385,881'Ultrahigh pressure apparatus'1983 4,334,975'Apparatus for electrolytic production of magnesium metal from its chloride'1982 4,322,107'Structure for mounting cover of controller in battery fork lift'1982 4,278,448'Diamond abrasive grits'1981 4,246,005'Diamond aggregate abrasive materials for resin-bonded applications'1981 4,242,136'Process for producing metallic zirconium'1980 4,164,828'Abrasive machine for stones'1979 4,158,695'Electrothermal fluidized bed furnace'1979 4,147,255'Process for synthesizing diamonds'1979 4,131,103'Apparatus for sawing stone'1978 4,128,625'Process for synthesizing diamonds'1978 4,119,500'Process for eliminating magnetism of synthetic diamond grains'1978 4,097,208'Ultrahigh pressure apparatus for diamond synthesis'1978 3,988,087'High pressure apparatus'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2017Patents assigned to ISHIZUKA HIROSHI (39)· patent assignee history

1976–1988Based in Shinagawa-ku, JP· patent location history

1980–2017Based in Tokyo, JP· patent location history

1986–1999Patents assigned to ISHIZUKA RESEARCH INST LTD (5)· patent assignee history

1989–1991Based in Kawasaki, JP· patent location history

1991–1999Patents assigned to KO ENSEI (3)· patent assignee history

1994–2008Patents assigned to FUJI PHOTO FILM CO LTD (10)· patent assignee history

1994–2016Based in Kanagawa, JP· patent location history

1998–2015Based in Minami-ashigara, JP· patent location history

2007–2015Patents assigned to FUJIFILM CORP (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ISHIZUKA HIROSHIself	39	1976–2017
FUJI PHOTO FILM CO LTD	10	1994–2008
ISHIZUKA RESEARCH INST LTD	5	1986–1999
FUJIFILM CORP	4	2007–2015
KO ENSEI	3	1991–1999

Locations

Location	Patents	Span
Shinagawa-ku, JP	27	1976–1988
Tokyo, JP	18	1980–2017
Kanagawa, JP	12	1994–2016
Minami-ashigara, JP	3	1998–2015
Kawasaki, JP	2	1989–1991