Light-emitting device having active layers stacked alternately

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8829486
APP PUB NO 20120138892A1
SERIAL NO

13313645

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A light-emitting device comprises a substrate, and a light-emitting structure formed on the substrate. The light-emitting structure comprises a first active layer emitting the light with a first wavelength, and a second active layer emitting the light with a second wavelength. The light-emitting structure is formed by the first active layer and the second active layer stacked alternately.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
EPISTAR CORPORATION21 LI-HSIN RD SCIENCE-BASED INDUSTRIAL PARK HSINCHU 300

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huang, Chien-Fu Hsinchu, TW 96 623
Lee, Rong-Ren Hsinchu, TW 33 115
Lee, Shih-Chang Hsinchu, TW 104 768
Wang, Tsen-Kuei Hsinchu, TW 7 12

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 9, 2026
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00