LexDanaLexDanabeta
Inventor

Masakazu Sugiyama

Inventor
Kawasaki, JP

Overview

64→
Patents
1983–2021
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.

C12Pprimary
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture30%
C12NMicroorganisms or enzymes28%
H01LSemiconductor devices7%
H10HInorganic light-emitting semiconductor devices having potential barriers7%
C07KPeptides5%
C07DHeterocyclic compounds4%
LOCD03%
G11BInformation storage based on relative movement between record carrier and transducer2%
H10KOrganic electric solid-state devices2%
LOC232%
PatentTitleYear
11,133,673Direct current bus control system202110,550,484Method of generating organic compound and organic compound-generating system202010,270,045Semiconductor light-emitting element201910,193,021Semiconductor light-emitting element, and manufacturing method for same201910,186,671Semiconductor light-emitting element201910,077,447Coryneform bacterium and method for producing heterologous fusion proteins201810,062,805Semiconductor light-emitting element201810,056,524Semiconductor light-emitting element201810,053,491Method for producing peptide hydrazide, peptide amide, and peptide thioester20189,991,420Semiconductor light-emitting element20189,978,906Semiconductor light-emitting element20189,577,148'Light emitting diode element and method of manufacturing the same'20179,399,789'Base body and method of manufacturing base body'20169,224,415'Microprobe, recording apparatus, and method of manufacturing microprobe'20158,771,997'Method for producing monatin using an L-amino acid aminotransferase'20148,697,416'Recombinant polynucleotide, host cells containing the same and a process for producing a protein having aldolase activity'20148,669,080'Mutated D-aminotransferase and method for producing optically active glutamic acid derivatives using the same'20148,563,278'Process of producing glutamate derivatives'20138,535,920'Process for producing glutamate derivatives'20138,524,476'Bacterium producing a product of a reaction catalyzed by a protein having 2-oxoglutarate-dependent enzyme activity and a method for manufacturing the product'20138,518,665'Methods for making 3-indole-pyruvic acid from tryptophan using a tryptophan deaminase'20138,394,940'Oxidase gene and method for producing 3-indole-pyruvic acid by utilizing the gene'20138,372,607'Method for producing serine derivative and protein used for the same'20138,331,212'MEMS memory microprobe and recording apparatus'20128,273,556'Aldolase and production process of substituted α-keto acids'20128,202,711'Process for producing glutamate derivatives'20128,058,038'Aldolase and production process of substituted α-keto acids'20118,058,034'Mutated D-aminotransferase and method for producing optically active glutamic acid derivatives using the same'20118,048,647'Aldolase, and method for producing optically active IHOG and monatin'20118,043,836'Process for producing amino acid derivative from hydroxyimino acid'20117,879,887'α-amino acid derivatives and medicaments containing the same as an active ingredient'20117,816,541'Process for producing an optically active compound'20107,662,596'Aldolase, and method for producing optically active IHOG and monatin'20107,618,796'Peptide-forming enzyme gene, peptide-forming enzyme, and peptide producing method'20097,534,590'Method for producing monatin'20097,432,100'Variant aldolase and processes for producing an optically active IHOG and an optically active monatin using the same'20087,402,412'Mutated D-aminotransferase and method for producing optically active glutamic acid derivatives using the same'20087,371,549'Aldolase, and method for producing optically active IHOG and monatin'20087,351,569'Aldolase and production process of substituted α-keto acids'2008D0563511'Electromagnetic valve'2008D0563506'Electromagnetic valve'20087,297,800'Process of producing glutamate derivatives'20077,288,388'Peptide-forming enzyme gene, peptide-forming enzyme, and peptide producing method'20077,241,599'Aldolase, and method for producing optically active IHOG and monatin'20076,924,131'Xylitol dehydrogenase of acetic acid bacteria and gene thereof'20056,340,582'Process for preparing xylitol'20026,303,353'Process for preparing xylitol'20016,242,228'Xylitol dehydrogenase of acetic acid bacteria and gene thereof'20016,127,174'Plasmid derived from gluconobacter bacteria and vector'2000D0358913'Vacuum cleaner'1995D0335064'Microwave oven'1993D0321346'Combined projection screen and speakers'1991D0319230'Cabinet with screen'1991D0301879'Facsimile'1989D0298636'Typewriter'1988D0287734'Typewriter'1987D0287138'Typewriter'1986D0285568'Printer'1986D0285523'Electro-magnetic induction heater'1986D0281139'Microwave oven'1985D0281138'Microwave oven'1985D0272509'Electronic cooking apparatus'1984D0270224'Microwave oven'1983D0268083'Microwave oven'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1995Patents assigned to SHARP KK (15)· patent assignee history
1983–1989Based in Osaka, JP· patent location history
2000–2018Patents assigned to AJINOMOTO KK (33)· patent assignee history
2000–2018Based in Kawasaki, JP· patent location history
2007–2018Based in Kanagawa, JP· patent location history
2008Based in Tsukubamirai, JP· patent location history
2011–2015Patents assigned to SUGIYAMA MASAKAZU (15)· patent assignee history
2011–2014Patents assigned to WATANABE KUNIHIKO (11)· patent assignee history
2012–2020Patents assigned to UNIV TOKYO (11)· patent assignee history
2015–2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AJINOMOTO KK332000–2018
SHARP KK151983–1995
SUGIYAMA MASAKAZUself152011–2015
UNIV TOKYO112012–2020
WATANABE KUNIHIKO112011–2014
Locations
LocationPatentsSpan
Kawasaki, JP192000–2018
Kanagawa, JP142007–2018
Osaka, JP111983–1989
Tokyo, JP102015–2020
Tsukubamirai, JP22008