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For the Inventor, By the Inventor

Cary, NC, United States of America

Hayden C Cranford, Jr

This inventor holds 140 USPTO granted patents, primarily in Optical Communications (CPC class 307297). Top assignees: International Business Machines Corporation, Globalfoundries Inc., Qualcomm Incorporated. Active years: 1977-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hayden C Cranford, Jr. Retrieved from https://idiyas.com/inventor/hayden-c-cranford-jr

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 140

% Patents Active = 47.9

Average Co-Inventor Count = 3.3

ph-index = 18

Forward Citations = 1,231(Granted Patents)

Forward Citations (Not Self Cited) = 1,199(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Durham, NC (US) (1977)
    • Apex, NC (US) (1983 - 2010)
    • Cary, NY (US) (2011)
    • Cary, NC (US) (2005 - 2019)

    Company Filing History:

    goldMedal130 out of 166,409 
     
    International Business Machines Corporation
     patents
    silverMedal10 out of 5,671 
     
    Globalfoundries Inc.
     patents
    bronzeMedal1 out of 45,002 
     
    Qualcomm Incorporated
     patents
    where one patent can have more than one assignee

    Years Active: 1977-2019

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    Areas of Expertise:
    VCSEL-Based
    Optical Communications
    Clock Signal Generator
    Peaking Amplifier
    Signal Detection
    Transmitter Bandwidth
    Noise Suppression
    Integrated Circuit
    Data Recovery
    Serial Link
    Adaptive Receiver
    Bias Voltage Control
    140 patents (USPTO):Explore Patents
    1. 10447389 - Managing data flow in VCSEL-based optical communications system (2019-10-15),
    2. 10432209 - Linear feedback shift register-based clock signal generator, time domain-interleaved analog to digital converter and methods (2019-10-01),
    3. 10250010 - Control of VCSEL-based optical communications system (2019-04-02),
    4. 10211790 - Peaking amplifier frequency tuning (2019-02-19),
    5. 10075174 - Phase rotator apparatus (2018-09-11),
    6. 10033334 - Peaking amplifier frequency tuning (2018-07-24),
    7. 9960738 - Peaking amplifier frequency tuning (2018-05-01),
    8. 9853612 - Peaking amplifier frequency tuning (2017-12-26),
    9. 9571111 - System and method to speed up PLL lock time on subsequent calibrations via stored band values (2017-02-14),
    10. 9281810 - Current mode logic circuit with multiple frequency modes (2016-03-08),
    11. 9235543 - Systems for signal detection (2016-01-12),
    12. 9231796 - Power aware equalization in a serial communications link (2016-01-05),
    13. 9213667 - Systems and methods for signal detection (2015-12-15),
    14. 9209948 - Testing a decision feedback equalizer ('DFE') (2015-12-08),
    15. 9014254 - Testing a decision feedback equalizer ('DFE') (2015-04-21),

    Title: Hayden C Cranford, Jr: Prolific Inventor Revolutionizing Optical Communications

    Introduction:

    Hayden C Cranford, Jr, a notable inventor based in Cary, NC (US), has made significant contributions to the field of technology with a staggering 140 patents under his belt.

    Latest Patents:

    Among his recent patents, one stands out - "Managing data flow in VCSEL-based optical communications system." This innovative method manages data flow in optical communications systems with VCSELs, ensuring efficient operation within thermal thresholds. Another remarkable invention is the "Linear feedback shift register-based clock signal generator," enhancing clock signal generation in various applications.

    Career Highlights:

    With a career marked by innovation, Hayden C Cranford, Jr has worked with prestigious companies such as IBM (International Business Machines Corporation) and Globalfoundries Inc. His expertise and creative solutions have paved the way for groundbreaking technological advancements in the industry.

    Collaborations:

    During his career, Hayden C Cranford, Jr collaborated with distinguished professionals like Vernon Roberts Norman and Martin L Schmatz. Together, they have worked on cutting-edge projects that have pushed the boundaries of technological possibilities.

    Conclusion:

    Hayden C Cranford, Jr's inventive spirit and dedication to technological advancements have positioned him as a leading figure in the world of innovations. His numerous patents and game-changing inventions continue to shape the landscape of optical communications and beyond, solidifying his legacy as a visionary inventor.

    Profile summary based on public USPTO records.
    Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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