Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WH

Wei Hwang — 57 Patents

IBM: 57 patents #1,421 of 70,183Top 3%
Armonk, NY: #8 of 167 inventorsTop 5%
New York: #1,527 of 115,490 inventorsTop 2%
Overall (All Time): #42,642 of 4,157,543Top 2%
57 Patents All Time
Wei Hwang has been granted 57 US patents while listed as an inventor at IBM. The first was granted in 1985 and the most recent in October 2007. Wei Hwang ranks #42,642 of 4,157,543 US inventors in our database (top 1.0%). Patent records list Wei Hwang in Armonk, NY, US.

Patents per Year

Patents granted per year, 1985 to 2007Bar chart with a peak of 7 patents in 2001.peak 71985: 1 patents19851988: 2 patents1989: 3 patents19891990: 3 patents1991: 5 patents19911992: 4 patents1993: 5 patents19931994: 5 patents1995: 1 patents19951996: 3 patents1997: 1 patents19971998: 3 patents1999: 6 patents19992000: 3 patents2001: 7 patents20012002: 2 patents2003: 1 patents20032005: 1 patents2007: 1 patents2007

Issued Patents All Time

Showing 1–25 of 57 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7284028 Comparator eliminating need for one's complement logic for signed numbers Kun-Lung Wu 2007-10-16 $5,691,000
6890766 Dual-type thin-film field-effect transistors and applications Thomas Doderer, Chang C. Tsuei 2005-05-10 $5,425,000
6620659 Merged logic and memory combining thin film and bulk Si transistors Philip George Emmma, Stephen M. Gates 2003-09-16 $13,659,000
6492227 Method for fabricating flash memory device using dual damascene process Li-Kong Wang, Louis L. Hsu 2002-12-10 $14,124,000
6437623 Data retention registers Louis L. Hsu, Stephen V. Kosonocky, Li-Kong Wang 2002-08-20 $9,830,000
6307805 High performance semiconductor memory device with low power consumption John E. Andersen, Terence B. Hook, Louis L. Hsu, Stephen V. Kosonocky, Li-Kong Wang 2001-10-23 $31,841,000
6285050 Decoupling capacitor structure distributed above an integrated circuit and method for making same Philip G. Emma, Stephen M. Gates 2001-09-04 $27,475,000
6279144 Provably correct storage arrays Walter Henkels, Rajiv V. Joshi, Albert Thomas Williams 2001-08-21 $21,309,000
6271542 Merged logic and memory combining thin film and bulk Si transistors Philip G. Emma, Stephen M. Gates 2001-08-07 $22,988,000
6230290 Method of self programmed built in self test David F. Heidel, Toshiaki Kirihata 2001-05-08 $26,391,000
6219822 Method and system for tuning of components for integrated circuits George D. Gristede, Christophe Robert Tretz 2001-04-17 $20,042,000
6175949 Method and system for selecting sizes of components for integrated circuits George D. Gristede, Christophe Robert Tretz 2001-01-16 $36,198,000
6151266 Asynchronous multiport register file with self resetting write operation Walter Henkels, Rajiv V. Joshi 2000-11-21 $39,339,000
6108798 Self programmed built in self test David F. Heidel, Toshiaki Kirihata 2000-08-22 $30,771,000
6090153 Multi-threshold-voltage differential cascode voltage switch (DCVS) circuits Wei Chen, Prabhakar Kudva 2000-07-18 $26,569,000
5995425 Design of provably correct storage arrays Walter Henkels, Rajiv V. Joshi, Albert Thomas Williams 1999-11-30 $27,589,000
5973529 Pulse-to-static conversion latch with a self-timed control circuit Terry I. Chappell, Walter Henkels, Rajiv V. Joshi 1999-10-26 $20,157,000
5939898 Input isolation for self-resetting CMOS macros Walter Henkels, Rajiv V. Joshi 1999-08-17 $20,828,000
5901304 Emulating quasi-synchronous DRAM with asynchronous DRAM Rajiv V. Joshi, Yasunao Katayama 1999-05-04 $26,914,000
5883814 System-on-chip layout compilation Wing K. Luk, Yasunao Katayama 1999-03-16 $18,667,000
5875125 X+2X adder with multi-bit generate/propagate circuit Xiaodong Xiao 1999-02-23 $8,993,000
5790839 System integration of DRAM macros and logic cores in a single chip architecture Wing K. Luk 1998-08-04 $10,071,000
5780335 Method of forming a buried-sidewall-strap two transistor one capacitor trench cell Walter Henkels 1998-07-14 $15,917,000
5777491 High-performance differential cascode voltage switch with pass gate logic elements Fang-Shi Jordan Lai 1998-07-07 $9,897,000
5617047 Reset and pulse width control circuits for high-performance multi-port memories and register files Walter Henkels, Rajiv V. Joshi 1997-04-01 $14,570,000