Inventor

Tatsuya Ryohwa

Inventor

Sakai, JP

Overview

13→

Patents

2016–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere25%

H01LSemiconductor devices25%

H10HInorganic light-emitting semiconductor devices having potential barriers25%

G02BOptical elements, systems or apparatus5%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%

B82YSpecific uses or applications of nanostructures2%

C30BSingle-crystal growth2%

F21KNon-electric light sources using luminescence2%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted2%

H05BElectric heating2%

PatentTitleYear

10,886,442Phosphor containing particle, and light emitting device and phosphor containing sheet using the same2021 10,483,441Phosphor containing particle, and light emitting device and phosphor containing sheet using the same2019 10,400,162Phosphor containing particle, and light emitting device and phosphor containing sheet using the same2019 10,263,162Light emitting device and image displaying system2019 10,256,377Light-emitting device and image display apparatus2019 10,174,886Wavelength conversion member and light emitting device2019 9,812,617'Light-emitting device and image display apparatus'2017 9,803,137'Semiconductor phosphor nanoparticle and light-emitting element including semiconductor phosphor nanoparticle'2017 9,716,211'Semiconductor phosphor nanoparticle, semiconductor phosphor nanoparticle-containing glass, light emitting device, and light emitting element'2017 9,577,160'Light-emitting device and image display'2017 9,410,082'Semiconductor phosphor nanoparticle and light-emitting device including the same'2016 9,410,079'Phosphor nanoparticle and optical device including phosphor nanoparticle'2016 9,376,616'Nanoparticle phosphor and method for manufacturing the same, semiconductor nanoparticle phosphor and light emitting element containing semiconductor nanoparticle phosphor, wavelength converter and light emitting device'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2021Patents assigned to SHARP KK (13)· patent assignee history

2016–2017Based in Osaka, JP· patent location history

2017–2021Based in Sakai, JP· patent location history

2019Patents assigned to NATIONAL UNIV CORPORATION NARA INSTITUTE AND TECHNOLOGY (1)· patent assignee history

2019Patents assigned to NATIONAL UNIV CORPORATION NARA INSTITUTE OF SCIENCE AND TECHNOLOGY (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHARP KK	13	2016–2021
NATIONAL UNIV CORPORATION NARA INSTITUTE AND TECHNOLOGY	1	2019
NATIONAL UNIV CORPORATION NARA INSTITUTE OF SCIENCE AND TECHNOLOGY	1	2019

Locations

Location	Patents	Span
Sakai, JP	7	2017–2021
Osaka, JP	6	2016–2017