Our Patents

Learn about Ann Semic’s wide-ranging portfolio of patents for our inventions in Epitaxy, Chips, LED Package, Modules and UVC Sterilizer technology.

Ann Semic’s Patents

Ann Semic focuses on technological innovation and intellectual property protection all the time, and now our team has 95 national patents, including 91 invention patents, 3 utility models, and 1 design since 2000. The patents cover the fields of substrate, extenstion, chip, package, and application. All our patents are true and effective on China and Global Patent Examination Information Inquiry (CNIPA). Also you can get more informations at:  http://cpquery.cnipa.gov.cn/

Ann Semic's Patent list

Ann Semin’s Patent List

Patent No

Patent Name

Patent Type

Files

202030081138.5

Portable sterilization tableware box

Exterior design

201922085174.3

Sterilization deodorizer

Utility Model

201911105889.9

LED packaging structure

Innovation

201910535189.7

A semiconductor structure

Innovation

201910535164.7

Light-emitting diode chip and manufacturing method thereof

Innovation

201910400487.5

Manufacturing method and application of isolation groove

Innovation

201811510747.6

Light-emitting diode chip and preparation method thereof

Innovation

201811510723.0

Method for preparing epitaxial structure of light-emitting diode

Innovation

201811424969.6

Manufacturing method and application of light-emitting diode external extension structure

Innovation

201811424969.6

Manufacturing method and application of light-emitting diode external extension structure

Innovation

201811416176.X

Cutting method and manufacturing method of semiconductor element

Innovation

201811415026.7

Method for cleaning reaction chamber of metal organic chemical vapor deposition equipment

Innovation

201911105889.9

LED packaging structure

Innovation

201811397338.X

Method for growing aluminum nitride epitaxial layer

Innovation

201811180931.9

Method for LED epitaxial structure growing

Innovation

201810312186.2

High-voltage LED chip preparation method for increasing the proportion of light-emitting surface

Innovation

201710828420.2

A test method of LED chip optical power

Innovation

201710756746.9

A method for improving the luminous efficiency of high-voltage LED chips

Innovation

201710705340.8

Optimizing the epitaxial structure of the ultraviolet LED light-emitting layer and its growth method

Innovation

201710704823.6

Purple LED epitaxial structure and its growth method

Innovation

201710704820.2

Epitaxial structure for improving luminous efficiency of purple LED and its growth method

Innovation

201710704794.3

Ultraviolet LED epitaxial structure and its growth method

Innovation

201710388108.6

Method for manufacturing deep ultraviolet LED chip

Innovation

201710380627.8

LED metal electrode structure and preparation method thereof

Innovation

201710354841.6

Equipment for supplying copper polishing liquid in the process of LED chip thinning

Innovation

201710137877.9

A GaN-based HEMT device epitaxial structure and its growth process

Innovation

201610890526.0

A method of test sorting and color separation

Innovation

201610418150.3

High-brightness cyan LED epitaxial structure and production process

Innovation

201610373575.7

Method for growing multiple quantum wells in active region of ultraviolet LED

Innovation

201510297482.6

A new method for preparing high-brightness PSS

Innovation

201510278486.X

Reflective electrode manufacturing process technology

Innovation

201510230317.9

Multi-specification lithography cleaning fixture

Innovation

201510230274.4

Microscope stage

Innovation

201510229945.5

Manufacturing method of high temperature quartz heating tank

Innovation

201510229939.X

Method for removing residual gold from lithographic marking points of LED chips

Innovation

201510222207.8

Method for recovering and reusing LED scrap chip substrate

Innovation

201510056425.9

An epitaxy method for improving current expansion of GaN-based LED chips

Innovation

201510035749.4

A GaN-based LED epitaxial structure suitable for high current density and its growth method

Innovation

201410834957.6

Multifunctional automatic edge finder for LED chips

Innovation

201410834914.8

An evaporation machine for reducing Au consumption in LED electrodes

Innovation

201410828370.4

A kind of LED stripping machine carrier plate

Innovation

201410828355.X

A kind of LED cleaning basket pad

Innovation

201410828343.7

Plasma cleaning equipment

Innovation

201410827750.6

A multi-size LED chip compatible with quartz cleaning basket

Innovation

201410091144.2

Growth method of composite nucleation layer for improving quality of gallium nitride crystal

Innovation

201410091099.0

Method for manufacturing LED chip with roughened surface of GaN-based epitaxial layer

Innovation

201410090745.1

Method for growing GaN-based LED multi-stage buffer layer with sapphire substrate as substrate

Innovation

201410090733.9

A growth method of GaN quantum well structure

Innovation

201410090720.1

A Mg-doped P-type GaN epitaxial growth method

Innovation

201410090582.7

An epitaxial method for improving the luminous brightness of GaN-based LED

Innovation

201410090564.9

A new type of dryer filter heating system

Innovation

201410090546.0

An epitaxial growth method for improving reverse leakage of gallium nitride-based light-emitting diodes

Innovation

201410090325.3

P-type insertion layer with cyclic structure and growth method

Innovation

201410090321.5

An epitaxial growth method for improving electrostatic tolerance of GaN-based LED

Innovation

201410003103.3

Method for manufacturing LED chip

Innovation

201410002107.X

An epitaxial growth method for avoiding large-size epitaxial lobes

Innovation

201410001948.9

High-brightness gallium nitride-based light-emitting diode epitaxial growth method

Innovation

201410001887.6

Channel layer technology growth method for improving luminous efficiency of gallium nitride-based light-emitting diode

Innovation

201410001858.X

Method for growing light-emitting diode with novel P-type electron blocking layer structure

Innovation

201410001845.2

An epitaxial growth method for improving LED luminous efficiency

Innovation

201320138490.2

A new type of direct-lit LED backlight

Utility Model

201310311113.9

LED chip cleaning basket

Innovation

201310224408.2

Epitaxial structure and growth method for improving wavelength concentration in GaN-based epitaxial wafer

Innovation

201310180372.2

Growth method of GaN-based light-emitting diode epitaxial structure

Innovation

201310099202.1

LED epitaxial wafer with N-type insertion layer with trapezoidal structure and its growth method

Innovation

201310008579.1

A growth method of multiple quantum well layers for improving LED brightness

Innovation

201210513522.2

High-power LED lamp and packaging method thereof

Innovation

201210457337.6

LED chip and preparation method thereof

Innovation

201210424140.2

Epitaxial structure for improving luminous efficiency and preparation method thereof

Innovation

201210367661.9

Method for cutting luminous original

Innovation

201210367628.6

Method for cutting light-emitting originals with different cutting hole depths

Innovation

201210341597.7

Method for cutting semiconductor element containing dielectric layer

Innovation

201210341574.6

Quaternary LED chip with Bragg reflection structure

Innovation

201210281517.3

Method for removing wax used in semiconductor wafer thinning process

Innovation

201210249443.5

Method for cutting metal-containing back-plated semiconductor original

Innovation

201210243438.3

LED chip with stepped current blocking structure and manufacturing method thereof

Innovation

201120568437.7

A support structure for LED packaging

Utility Model

200910051657.X

Multi-quantum well structure for optoelectronic device and manufacturing method thereof

Innovation

200910021736.6

Conductive silver glue for packaging LED and preparation method thereof

Innovation

Let's Work Together!

Whether it is ordering a UVC sample to take your design to the next step or planning to start a new UVC project this is where to get connected with what you need.

Headquarter

Building 14, Zone B, Digital Economy Industrial Park, No.136 Yuhai East Road, Hangzhou Bay New District, Ningbo, Zhejiang Province

(+86) 0574-58010899

project@annsemic.com

Branch

No. 425 Block A, Huafeng Internet + Creative Park, Gonghe Industrial Road, Xixiang Street, Bao’an District, Shenzhen, Guangdong Provice

(+86) 136 3165 9615

sales@annsemic.com