RK

Reza-ur Rahman Khan

📍 Irvine, CA: #212 of 6,241 inventorsTop 4%
🗺 California: #12,236 of 386,348 inventorsTop 4%
Overall (All Time): #86,839 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
9390993 Semiconductor border protection sealant Sam Ziqun Zhao, Galen Kirkpatrick, Edward Law, Ming Wang Sze 2016-07-12
8686558 Thermally and electrically enhanced ball grid array package Sam Ziqun Zhao, Edward Law, Marc Papageorge 2014-04-01
8310067 Ball grid array package enhanced with a thermal and electrical connector Sam Ziqun Zhao 2012-11-13
8021927 Die down ball grid array packages and method for making same Sam Ziqun Zhao 2011-09-20
7893546 Ball grid array package enhanced with a thermal and electrical connector Sam Ziqun Zhao 2011-02-22
7859101 Die-up ball grid array package with die-attached heat spreader Sam Ziqun Zhao 2010-12-28
7791189 Multipiece apparatus for thermal and electromagnetic interference (EMI) shielding enhancement in die-up array packages and method of making the same Sam Ziqun Zhao 2010-09-07
7786591 Die down ball grid array package Sam Ziqun Zhao 2010-08-31
7781882 Low voltage drop and high thermal performance ball grid array package Chonghua Zhong 2010-08-24
7781266 Methods and apparatus for improved thermal performance and electromagnetic interference (EMI) shielding in leadframe integrated circuit (IC) packages Sam Ziqun Zhao 2010-08-24
7719110 Flip chip package including a non-planar heat spreader and method of making the same Sam Ziqun Zhao 2010-05-18
7629681 Ball grid array package with patterned stiffener surface and method of assembling the same Sam Ziqun Zhao, Edward Law, Marc Papageorge 2009-12-08
7582951 Methods and apparatus for improved thermal performance and electromagnetic interference (EMI) shielding in leadframe integrated circuit (IC) packages Sam Ziqun Zhao 2009-09-01
7566591 Method and system for secure heat sink attachment on semiconductor devices with macroscopic uneven surface features Sam Ziqun Zhao 2009-07-28
7482686 Multipiece apparatus for thermal and electromagnetic interference (EMI) shielding enhancement in die-up array packages and method of making the same Sam Ziqun Zhao 2009-01-27
7432586 Apparatus and method for thermal and electromagnetic interference (EMI) shielding enhancement in die-up array packages Sam Ziqun Zhao 2008-10-07
7405145 Ball grid array package substrates with a modified central opening and method for making the same Chong Zhong 2008-07-29
7312108 Method for assembling a ball grid array package with two substrates Sam Zhao, Imtiaz Chaudhry 2007-12-25
7271479 Flip chip package including a non-planar heat spreader and method of making the same Sam Ziqun Zhao 2007-09-18
7259448 Die-up ball grid array package with a heat spreader and method for making the same Tonglong Zhang 2007-08-21
7259457 Die-up ball grid array package including a substrate capable of mounting an integrated circuit die and method for making the same Tonglong Zhang 2007-08-21
7245500 Ball grid array package with stepped stiffener layer Sam Ziqun Zhao 2007-07-17
7241645 Method for assembling a ball grid array package with multiple interposers Sam Ziqun Zhao 2007-07-10
7227256 Die-up ball grid array package with printed circuit board attachable heat spreader Sam Ziqun Zhao 2007-06-05
7161239 Ball grid array package enhanced with a thermal and electrical connector Sam Ziqun Zhao 2007-01-09