Assignee profile:

KOHA CO., LTD.

City:

TOKYO

Country:

Japan

Published Applications:

40

Last publication date:

2021-04-29

Patent Grants:

34

Last grant date:

2022-12-13

Top Inventors for applications by KOHA CO., LTD.

These are the the leading inventors for applications assigned to KOHA CO., LTD.:

Recent patent applications by KOHA CO., LTD.

KOHA CO., LTD. based in TOKYO, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2021-04-29 ✅ Patent 11,525,082 granted on 2022-12-13
US20210122975A1
Chemistry; metallurgy

Phosphor and production method thereof phosphor-including member, and light emitting device or projector

#2 | 2020-07-09
US20200220052A1
Electricity

SINGLE-CRYSTAL PHOSPHOR AND LIGHT-EMITTING DEVICE

#3 | 2020-06-25 ✅ Patent 10,975,497 granted on 2021-04-13
US20200200347A1
Mechanical engineering

Light emitting device

#4 | 2018-02-15 ✅ Patent 10,836,961 granted on 2020-11-17
US20180044588A1
Chemistry; metallurgy

Phosphor, method for manufacturing same, and light-emitting device

#5 | 2017-06-29 ✅ Patent 10,340,429 granted on 2019-07-02
US20170186923A1
Electricity

Light emitting device

#6 | 2017-06-01 ✅ Patent 10,196,756 granted on 2019-02-05
US20170152610A1
Chemistry; metallurgy

β-Ga2O3 single-crystal substrate

#7 | 2017-05-18
US20170137965A1
Chemistry; metallurgy

GALLIUM OXIDE SUBSTRATE

#8 | 2016-08-18
US20160240748A1
Electricity

SINGLE-CRYSTAL PHOSPHOR AND LIGHT-EMITTING DEVICE

#9 | 2016-06-30 ✅ Patent 9,634,216 granted on 2017-04-25
US20160190418A1
Electricity

Light emitting device

#10 | 2016-05-05 ✅ Patent 9,915,009 granted on 2018-03-13
US20160122899A1
Chemistry; metallurgy

Method for growing beta-Ga2O3-based single crystal, and beta-Ga2O3-based single crystal substrate and method for producing same

#11 | 2016-04-28 ✅ Patent 9,915,010 granted on 2018-03-13
US20160115621A1
Chemistry; metallurgy

Method for cultivating β-GaO-based single crystal, and β-GaO-based single crystal substrate and method for producing same

#12 | 2015-12-31 ✅ Patent 9,431,489 granted on 2016-08-30
US20150380501A1
Electricity

β-Ga2O3-based single crystal substrate

#13 | 2015-10-29 ✅ Patent 9,903,045 granted on 2018-02-27
US20150308012A1
Chemistry; metallurgy

Method for growing B-Ga2O3-based single crystal

#14 | 2015-09-03 ✅ Patent 9,349,915 granted on 2016-05-24
US20150249185A1
Electricity

β-GaO-based single crystal substrate

#15 | 2015-06-04
US20150155356A1
Electricity

SEMICONDUCTOR LAMINATE STRUCTURE AND SEMICONDUCTOR ELEMENT

#16 | 2014-10-16 ✅ Patent 9,117,974 granted on 2015-08-25
US20140306237A1
Electricity

Light emitting element and method of making same

#17 | 2014-10-02 ✅ Patent 9,169,980 granted on 2015-10-27
US20140293646A1
Mechanical engineering

Lighting device and display device

#18 | 2014-08-21 ✅ Patent 9,059,077 granted on 2015-06-16
US20140231830A1
Electricity

Crystal layered structure and method for manufacturing same, and semiconductor element

#19 | 2014-08-21 ✅ Patent 9,926,647 granted on 2018-03-27
US20140230723A1
Chemistry; metallurgy

Method for producing β-GaOsubstrate and method for producing crystal laminate structure including cutting out β-GaObased substrate from β-GaObased crystal

#20 | 2014-02-20 ✅ Patent 9,153,648 granted on 2015-10-06
US20140048823A1
Electricity

Semiconductor stacked body, method for manufacturing same, and semiconductor element

#21 | 2013-10-03 ✅ Patent 9,112,123 granted on 2015-08-18
US20130256730A1
Electricity

Light-emitting device

#22 | 2013-09-26 ✅ Patent 8,791,466 granted on 2014-07-29
US20130248902A1
Electricity

Light emitting element and method of making same

#23 | 2013-05-16 ✅ Patent 9,099,611 granted on 2015-08-04
US20130119402A1
Electricity

Light emitting device

#24 | 2012-04-05 ✅ Patent 9,166,127 granted on 2015-10-20
US20120081907A1
Electricity

Light source module

#25 | 2012-03-22 ✅ Patent 8,415,180 granted on 2013-04-09
US20120070929A1
Chemistry; metallurgy

Method for fabricating wafer product and method for fabricating gallium nitride based semiconductor optical device

#26 | 2012-01-05 ✅ Patent 8,679,955 granted on 2014-03-25
US20120003770A1
Electricity

Method for forming epitaxial wafer and method for fabricating semiconductor device

#27 | 2011-12-29 ✅ Patent 8,592,289 granted on 2013-11-26
US20110315998A1
Electricity

Epitaxial wafer, method for manufacturing gallium nitride semiconductor device, gallium nitride semiconductor device and gallium oxide wafer

#28 | 2011-10-20 ✅ Patent 8,674,399 granted on 2014-03-18
US20110253973A1
Chemistry; metallurgy

Semiconductor layer

#29 | 2010-02-18 ✅ Patent 8,450,747 granted on 2013-05-28
US20100038652A1
Electricity

Light emitting element and method of making same

#30 | 2008-10-02 ✅ Patent 7,629,615 granted on 2009-12-08
US20080237607A1
Electricity

Light emitting element and method of making same

#31 | 2008-03-20 ✅ Patent 7,608,472 granted on 2009-10-27
US20080070337A1
Electricity

Light emitting element and method of making same

#32 | 2008-01-03 ✅ Patent 7,768,029 granted on 2010-08-03
US20080001163A1
Electricity

LED lamp

#33 | 2007-06-14
US20070134833A1
Electricity

Semiconductor element and method of making same

#34 | 2007-06-14
US20070131951A1
Electricity

Light-emitting element and making method thereof

#35 | 2006-12-28 ✅ Patent 7,977,673 granted on 2011-07-12
US20060289860A1
Chemistry; metallurgy

Semiconductor layer with a GaOsystem

#36 | 2006-10-05 ✅ Patent 7,524,741 granted on 2009-04-28
US20060223287A1
Chemistry; metallurgy

Method of forming a low temperature-grown buffer layer, a light emitting element and method of making same, and light emitting device

#37 | 2006-01-05 ✅ Patent 7,319,249 granted on 2008-01-15
US20060001031A1
Electricity

Light emitting element and method of making same

#38 | 2005-12-20 ✅ Patent 6,977,397 granted on 2005-12-20
US10452158
-

Light emitting element and method of making same

#39 | 2005-03-29 ✅ Patent 6,872,585 granted on 2005-03-29
US10842494
-

LED device and manufacturing method thereof

#40 | 2005-02-10 ✅ Patent 7,285,803 granted on 2007-10-23
US20050030762A1
Electricity

Light-emitting diode lamp having a terminal portion with a notch portion

Also check out KOHA CO., LTD.'s (Tokyo, Japan) applicant profile with 17 patent applications submitted.

AssigneeID:

40133 ⎘