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Inventor

Akihiko Ikegaya

Inventor
Itami, JP

Overview

49→
Patents
1987–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 49 as inventor

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

C23Cprimary
C23CCoating metallic material17%
Y10TTechnical subjects covered by former us classification17%
B23BTurning7%
C22CAlloys7%
B22FWorking metallic powder5%
C30BSingle-crystal growth5%
B23KSoldering or unsoldering3%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
PatentTitleYear
10,465,266Heat-resistant tungsten alloy, friction stir welding tool, and production method201910,174,410Heat-resistant molybdenum alloy201910,100,390Heat-resistant molybdenum alloy201810,011,890Sodium tungstate production method20189,970,082Heat-resistant alloy and method of manufacturing the same20189,884,367'Mo—Si—B-based alloy powder, metal-material raw material powder, and method of manufacturing a Mo—Si—B-based alloy powder'20189,512,504'Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution'20169,249,479'Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution'20168,993,095'Composite material and coated cutting tool'20158,974,674'Method for producing ammonium tungstate aqueous solution'20158,920,079'Joined product'20148,801,816'Cemented carbide and cutting tool using same'20148,632,747'Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution'20147,090,914'Coated cutting tool'20066,881,475'Amorphous carbon coated tool and fabrication method thereof'20056,756,111'Coated hard alloy'20046,592,726'Vacuum arc evaporation method, vacuum arc evaporation system, and rotary cutting tool'20036,299,658'Cemented carbide, manufacturing method thereof and cemented carbide tool'20016,293,739'Coated cemented carbide cutting tool'20016,202,769'Drilling stabilizer'20016,187,421'Coated tool of cemented carbide'20016,183,846'Coated hard metal material'20016,162,412'Chemical vapor deposition method of high quality diamond'20006,089,750'Noncontact temperature distribution measuring apparatus'20006,082,936'Coated hard metal tool'20006,057,046'Nitrogen-containing sintered alloy containing a hard phase'20006,051,063'Diamond wafer and method of producing a diamond wafer'20005,964,942'Wafer and method of producing same'19995,947,651'Indexable insert'19995,871,850'Coated hard metal material'19995,776,246'Diamond wafer and method of producing a diamond wafer'19985,776,588'Coated hard alloy tool'19985,759,667'Diamond wire drawing die and process for manufacturing same'19985,597,272'Coated hard alloy tool'19975,587,013'Methods of synthesizing and polishing a flat diamond film and free-standing diamond film'19965,571,236'Diamond wire drawing die'19965,567,522'Diamond cutting tool and method of manufacturing the same'19965,539,176'Method and apparatus of synthesizing diamond in vapor phase'19965,516,027'Bonding tool having a diamond head and method of manufacturing the same'19965,481,081'Method and apparatus of synthesizing diamond in vapor phaase'19965,435,815'Cutting tool employing vapor-deposited polycrystalline diamond for cutting edge and method of manufacturing the same'19955,370,299'Bonding tool having diamond head and method of manufacturing the same'19945,314,570'Process and apparatus for the production of diamond'19945,277,942'Insulating member and electric parts using the same'19945,197,651'Bonding tool'19935,112,643'Gaseous phase synthesized diamond and method for synthesizing same'19924,900,628'Gaseous phase synthesized diamond and method for synthesizing same'19904,859,490'Method for synthesizing diamond'19894,675,206'Process for the production of a surface-coated article'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2016Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (41)· patent assignee history
1987–2016Based in Itami, JP· patent location history
1994–2001Based in Hyogo, JP· patent location history
1998Based in Itama, JP· patent location history
2014–2019Patents assigned to ALMT CORP (11)· patent assignee history
2014–2016Patents assigned to SUMITOMO ELEC HARDMETAL CORP (6)· patent assignee history
2014–2015Patents assigned to IKEGAYA AKIHIKO (5)· patent assignee history
2014–2015Patents assigned to MORIGUCHI HIDEKI (3)· patent assignee history
2018–2019Based in Toyama, JP· patent location history
2018Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO ELECTRIC INDUSTRIES411987–2016
ALMT CORP112014–2019
SUMITOMO ELEC HARDMETAL CORP62014–2016
IKEGAYA AKIHIKOself52014–2015
MORIGUCHI HIDEKI32014–2015
Locations
LocationPatentsSpan
Itami, JP291987–2016
Hyogo, JP131994–2001
Toyama, JP52018–2019
Tokyo, JP12018
Itama, JP11998