LexDanaLexDanabeta
Inventor

Koki Hamada

Inventor
Tokyo, JP

Overview

32→
Patents
2005–2021
Patent span
Physics
Primary field (CPC G)

Patents· 32 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication24%
G06FElectric digital data processing15%
G09CCiphering or deciphering apparatus for cryptographic or other purposes involving the need for secrecy14%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
C01BNon-metallic elements6%
B01DSeparation5%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact4%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application4%
C10JProduction of producer gas, water-gas, synthesis gas from solid carbonaceous material, or mixtures containing these gases2%
C10KPurifying or modifying the chemical composition of combustible gases containing carbon monoxide2%
PatentTitleYear
10,981,426Suspension device for vehicles202110,919,094Cutting device and cutting method202110,867,018Secure computation system, secure computation device, secure computation method, and program202010,679,522Secure computation apparatus, secure computation method and program202010,665,137Inconsistency detecting method, inconsistency detecting system, inconsistency detecting device, and program202010,657,847Secret random number synthesizing device, secret random number synthesizing method, and program202010,523,422Tampering detection device, tampering detection method and program201910,469,257Matrix and key generation device, matrix and key generation system, matrix coupling device, matrix and key generation method, and program201910,333,697Nondecreasing sequence determining device, method and program201910,291,396Device, method and program for detecting positions of partial character strings201910,258,961Reactor201910,166,526Reactor201910,118,148Reactor201810,083,314Secret parallel processing device, secret parallel processing method, and program201810,074,293Secret calculation method, secret calculation system, sorting device, and program201810,050,775Element replication device, element replication method, and program201810,003,460Secret quotient transfer device, secret bit decomposition device, secret modulus conversion device, secret quotient transfer method, secret bit decomposition method, secret modulus conversion method, and programs therefor201810,002,547Secret calculation method, secret calculation system, random permutation device, and program20189,992,190Multi-party secure authentication system, authentication server, intermediate server, multi-party secure authentication method, and program20189,860,058'Secret computation system, arithmetic unit, secret computation method and program'20189,776,164'Reactor'20179,737,869'Reactor'20179,679,149'Secret sharing system, data distribution apparatus, distributed data transform apparatus, secret sharing method and program'20179,432,188'Secret sharing system, data distribution apparatus, distributed data transform apparatus, secret sharing method and program'20169,370,761'Microreactor'20169,292,258'Secure sum-of-product computation method, secure sum-of-product computation system, computation apparatus and programs therefor'20169,174,166'Method and device for treating ammonia in gasification system'20159,064,123'Secure product-sum combination system, computing apparatus, secure product-sum combination method and program therefor'20158,989,391'Secret sharing system, secret sharing apparatus, secret sharing method, secret sorting method and secret sharing program'20158,506,917'Gas treatment method and apparatus for circulating fluidized-bed gasification system'20138,128,896'Permselective membrane type reactor'20126,873,855'Radio telephone system with base station capable of updating data of mobile stations and changing transmission power level'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2016Patents assigned to HAMADA KOKI (6)· patent assignee history
2012Based in Yokohama, JP· patent location history
2013–2019Patents assigned to IHI CORP (8)· patent assignee history
2013–2019Based in Tokyo, JP· patent location history
2015–2020Patents assigned to NIPPON TELEGRAPH & TELEPHONE (20)· patent assignee history
2015–2016Patents assigned to CHIDA KOJI (3)· patent assignee history
2015–2016Patents assigned to IKARASHI DAI (3)· patent assignee history
2018–2020Based in Musashino, JP· patent location history
2021Based in Hiroshima, JP· patent location history
2021Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON TELEGRAPH & TELEPHONE202015–2020
IHI CORP82013–2019
HAMADA KOKIself62012–2016
CHIDA KOJI32015–2016
IKARASHI DAI32015–2016
Locations
LocationPatentsSpan
Tokyo, JP152013–2019
Musashino, JP132018–2020
Hiroshima, JP12021
Kariya, JP12021
Yokohama, JP12012