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William C. Waldrop — 33 Patents

Micron: 32 patents #604 of 6,374Top 10%

TITexas Instruments: 1 patents #7,388 of 12,488Top 60%

Allen, TX: #75 of 1,376 inventorsTop 6%

Texas: #3,395 of 125,132 inventorsTop 3%

Overall (All Time): #105,480 of 4,157,543Top 3%

33 Patents All Time

William C. Waldrop has been granted 33 US patents while listed as an inventor at Micron. The first was granted in 2001 and the most recent in December 2025. William C. Waldrop ranks #105,480 of 4,157,543 US inventors in our database (top 2.5%). Patent records list William C. Waldrop in Allen, TX, US.

Patents per Year

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12505875	Data input buffer with a branched DFE reset path	Ki-Jun Nam, Won Joo Yun, Shingo Mitsubori	2025-12-23
12223999	Synchronous input buffer control using a write shifter	David R. Brown, Guy S. Perry	2025-02-11
12183385	Apparatuses and methods for a per-DRAM addressability synchronizer circuit	Liang Chen, Shingo Mitsubori, Ryo Fujimaki, Atsuko Momma	2024-12-31	$26,584,000
11996162	Synchronous input buffer enable for DFE operation	Won Joo Yun	2024-05-28	$28,459,000
11727979	Methods of reducing clock domain crossing timing violations, and related devices and systems	Kallol Mazumder, Navya Sri Sreeram, Vijayakrishna J. Vankayala	2023-08-15	$9,169,000
11495281	Write interamble counter	Daniel B. Penney	2022-11-08	$11,616,000
11487610	Methods for parity error alert timing interlock and memory devices and systems employing the same	Vijayakrishna J. Vankayala, Scott E. Smith	2022-11-01	$14,926,000
11417374	Reset speed modulation circuitry for a decision feedback equalizer of a memory device	Gary L. Howe	2022-08-16	$9,745,000
11264078	Metastable resistant latch	Daniel B. Penney	2022-03-01	$21,169,000
11145353	Centralized DFE reset generator for a memory device	Daniel B. Penney	2021-10-12	$15,878,000
10872658	Reduced shifter memory system	Jason M. Brown, Vijayakrishna J. Vankayala, Kallol Mazumder, Byung S. Moon, Ravi Kiran Kandikonda	2020-12-22	$25,723,000
10838799	Parallel error calculation	—	2020-11-17	$11,531,000
10840908	Systems and methods for controlling semiconductor device wear	—	2020-11-17	$11,531,000
10783980	Methods for parity error synchronization and memory devices and systems employing the same	Vijayakrishna J. Vankayala	2020-09-22	$15,633,000
10447267	Systems and methods for controlling semiconductor device wear	—	2019-10-15	$10,153,000
10354717	Reduced shifter memory system	Jason M. Brown, Vijayakrishna J. Vankayala, Kallol Mazumder, Byung S. Moon, Ravi Kiran Kandikonda	2019-07-16	$16,086,000
10269441	Systems and methods for threshold voltage modification and detection	Daniel B. Penney	2019-04-23	$24,438,000
10127994	Systems and methods for threshold voltage modification and detection	Daniel B. Penney	2018-11-13	$18,400,000
9479361	Method and apparatus for selecting an operating mode based on a determination of the availability of internal clock signals	—	2016-10-25	$12,958,000
7915924	Method and apparatus for selecting an operating mode based on a determination of the availability of internal clock signals	—	2011-03-29	$3,348,000
7898294	Pre-driver logic	Daniel B. Penney	2011-03-01	$2,983,000
7675324	Pre-driver logic	Daniel B. Penney	2010-03-09	$4,533,000
7560956	Method and apparatus for selecting an operating mode based on a determination of the availability of internal clock signals	—	2009-07-14	$3,519,000
7230457	Programmable dual drive strength output buffer with a shared boot circuit	—	2007-06-12	$2,469,000
6975149	Method and circuit for adjusting the timing of output data based on an operational mode of output drivers	Vladimir Mikhalev, Aaron Schoenfeld, Daniel B. Penney	2005-12-13	$1,839,000