EPISTAR CORPORATION Patent Application Trends in 2025

EPISTAR CORPORATION patent applications in 2025

Top 10 Technology Areas

• H01L33/10 (with a light reflecting structure, e.g. semiconductor Bragg reflector)
  • Count: 4 patents
  • Example: 20250040294. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/62 (Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls)
  • Count: 4 patents
  • Example: 20250040294. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L25/0753 (the devices being of a type provided for in group)
  • Count: 3 patents
  • Example: 20250040312. SEMICONDUCTOR DEVICE ARRANGEMENT STRUCTURE AND METHOD OF MANUFACTURING THE SAME (EPISTAR CORPORATION)
• H01L33/22 (Roughened surfaces, e.g. at the interface between epitaxial layers)
  • Count: 3 patents
  • Example: 20250072192. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/30 (containing only elements of Group III and Group V of the Periodic Table)
  • Count: 2 patents
  • Example: 20250006864. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/387 ({with a plurality of electrode regions in direct contact with the semiconductor body and being electrically interconnected by another electrode layer})
  • Count: 2 patents
  • Example: 20250056930. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/002 ({having heterojunctions or graded gap})
  • Count: 1 patents
  • Example: 20250040294. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/04 (with a quantum effect structure or superlattice, e.g. tunnel junction)
  • Count: 1 patents
  • Example: 20250040294. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/305 ({characterised by the doping materials})
  • Count: 1 patents
  • Example: 20250040294. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/483 ({Containers})
  • Count: 1 patents
  • Example: 20250040312. SEMICONDUCTOR DEVICE ARRANGEMENT STRUCTURE AND METHOD OF MANUFACTURING THE SAME (EPISTAR CORPORATION)

Emerging Technology Areas

• H01L33/647 ({the elements conducting electric current to or from the semiconductor body})
  • Count: 1 patents
  • Example: 20250056930. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/52 (Encapsulations)
  • Count: 1 patents
  • Example: 20250056930. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/50 (Wavelength conversion elements)
  • Count: 1 patents
  • Example: 20250056930. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/44 (characterised by the coatings, e.g. passivation layer or anti-reflective coating)
  • Count: 1 patents
  • Example: 20250056930. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01L33/405 ({Reflective materials})
  • Count: 1 patents
  • Example: 20250056930. SEMICONDUCTOR DEVICE (EPISTAR CORPORATION)
• H01S5/04256 ({characterised by the configuration})
  • Count: 1 patents
  • Example: 20250112443. SEMICONDUCTOR DEVICE (Epistar Corporation)
• H01S5/11 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
  • Count: 1 patents
  • Example: 20250112443. SEMICONDUCTOR DEVICE (Epistar Corporation)
• H01L2224/95001 (SEMICONDUCTOR DEVICES NOT COVERED BY CLASS)
  • Count: 1 patents
  • Example: 20250112195. SEMICONDUCTOR DEVICE ARRANGEMENT STRUCTURE AND METHOD OF MANUFACTURING THE SAME (EPISTAR CORPORATION)
• H01L2224/83224 (SEMICONDUCTOR DEVICES NOT COVERED BY CLASS)
  • Count: 1 patents
  • Example: 20250112195. SEMICONDUCTOR DEVICE ARRANGEMENT STRUCTURE AND METHOD OF MANUFACTURING THE SAME (EPISTAR CORPORATION)
• H01L2224/32225 (SEMICONDUCTOR DEVICES NOT COVERED BY CLASS)
  • Count: 1 patents
  • Example: 20250112195. SEMICONDUCTOR DEVICE ARRANGEMENT STRUCTURE AND METHOD OF MANUFACTURING THE SAME (EPISTAR CORPORATION)

Top Inventors

• Shih-Chang LEE (5 patents)
• Wei-Shan HU (2 patents)
• Ching-Tai CHENG (2 patents)
• Yi-Chieh LIN (2 patents)
• Chen OU (2 patents)
• Hao-Chun LIANG (2 patents)
• Meng-Yang CHEN (1 patent)
• Yuan-Ting LIN (1 patent)
• Tai-Ni CHU (1 patent)
• Jih-Kang CHEN (1 patent)

Patent Categories

Geographical Distribution of Inventors

Geographical Distribution of US Inventors

EPISTAR CORPORATION Inventor States 2025 - Up to March 2025