YC

Yih-Feng Chyan

AS Agere Systems: 7 patents #178 of 1,849Top 10%
AG Agere Systems Guardian: 3 patents #85 of 810Top 15%
AT AT&T: 2 patents #7,280 of 18,772Top 40%
📍 Orlando, FL: #289 of 4,387 inventorsTop 7%
🗺 Florida: #4,369 of 67,251 inventorsTop 7%
Overall (All Time): #426,616 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6903411 Architecture for circuit connection of a vertical transistor John Michael Hergenrother, Donald Monroe 2005-06-07
6815302 Method of making a bipolar transistor with an oxygen implanted emitter window Alan S. Chen, Chung Wai Leung, Yi Ma, William J. Nagy 2004-11-09
6750528 Bipolar device 2004-06-15
6657281 Bipolar transistor with a low K material in emitter base spacer regions Chunchieh Huang, Chung Wai Leung, Yi Ma, Shahriar Moinian 2003-12-02
6555871 Flash memory device having a bipolar transistor formed integral thereto and a method of manufacture therefor Chung Wai Leung, Ranbir Singh 2003-04-29
6537887 Integrated circuit fabrication Chung Wai Leung, Yi Ma, Demi Nguyen 2003-03-25
6518622 Vertical replacement gate (VRG) MOSFET with a conductive layer adjacent a source/drain region and method of manufacture therefor Hongzong Chew, John Michael Hergenrother, Yi Ma, Donald Monroe 2003-02-11
6451660 Method of forming bipolar transistors comprising a native oxide layer formed on a substrate by rinsing the substrate in ozonated water Yi Ma, Chung Wai Leung, Jane Qian Liu, Timothy Campbell 2002-09-17
6359317 Vertical PNP bipolar transistor and its method of fabrication Michael Carroll, Samir Chaudhry, Tony Ivanov, Robert W. Dail, Alan S. Chen 2002-03-19
6358807 Bipolar semiconductor device and method of forming same having reduced transient enhanced diffusion Chung Wai Leung 2002-03-19
6274490 Method of manufacturing semiconductor devices having high pressure anneal Yi Ma 2001-08-14
6001701 Process for making bipolar having graded or modulated collector Michael Carroll, Samir Chaudhry, Alan S. Chen, Kuo-Hua Lee, William J. Nagy 1999-12-14