Inventor

Ryo Kawahara

Inventor

Tokyo, JP

Overview

6→

Patents

2008–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 6 as inventor

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

G06Fprimary

G06FElectric digital data processing27%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light27%

H04BTransmission18%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes9%

H04LTransmission of digital information, e.g. telegraphic communication9%

PatentTitleYear

11,050,211Pulsed laser device, processing device, and method of controlling pulsed laser device2021 10,877,962Deferred update of database hashcode in blockchain2020 8,990,062'Method and program for estimating operation of program'2015 8,332,202'Hybrid system simulation method and simulation program product'2012 7,511,883'Optical amplifying method, optical amplifying apparatus, and optical amplified transmission system using the apparatus'2009 7,333,262'Optical amplifying method, optical amplifying apparatus, and optical amplified transmission system using the apparatus'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2021Patents assigned to FURUKAWA ELECTRIC CO LTD (3)· patent assignee history

2008–2021Based in Tokyo, JP· patent location history

2012–2020Patents assigned to IBM (3)· patent assignee history

2012–2015Patents assigned to KAWAHARA RYO (2)· patent assignee history

2012Patents assigned to HIROSE SHINICHI (1)· patent assignee history

2012Patents assigned to ISHIKAWA HIROSHI (1)· patent assignee history

2012–2015Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FURUKAWA ELECTRIC CO LTD	3	2008–2021
IBM	3	2012–2020
KAWAHARA RYOself	2	2012–2015
HIROSE SHINICHI	1	2012
ISHIKAWA HIROSHI	1	2012

Locations

Location	Patents	Span
Tokyo, JP	4	2008–2021
Kanagawa, JP	2	2012–2015