Donald B Johnson

This inventor holds 61 USPTO granted patents and 2 published patent applications, plus 4 CIPO patents and 2 EPO patents, primarily in Cryptographic Protocols (CPC class 380 ). Top assignees: International Business Machines Corporation, Certicom Corporation. Active years: 1990-2015.

USPTO Granted Patents = 61 (Patent Applications = 2)

% Patents Active = 68.9

CIPO Patents = 4

EPO Patents = 2

Average Co-Inventor Count = 3.0

ph-index = 30

Forward Citations = 4,831(Granted Patents)

Forward Citations (Not Self Cited) = 4,702(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Masassas, VA (US) (1997)
Pleasant Valley, NY (US) (1998 - 2000)
Fairfax, VA (US) (2002)
Manassas, CA (2012)
Manassas, VA (US) (1990 - 2015)

Company Filing History:

31 out of 166,264

International Business Machines Corporation

Years Active: 1990-2015

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Areas of Expertise:

Public Key Protocol

Signature Verification

Cryptographic Scheme

Key Validation

Digital Signatures

Authentication Protocol

Session Keys

Masking Techniques

Two-Way Authentication

Key Recovery

Hamming Weight

One-Time Passwords

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8983064 - Strengthened public key protocol (2015-03-17),

2. 8953787 - Strengthened public key protocol (2015-02-10),

3. 8738912 - Accelerated signature verification on an elliptic curve (2014-05-27),

4. 8732467 - Masked digital signatures (2014-05-20),

5. 8688998 - Resilent cryptographic scheme (2014-04-01),

6. RE44670 - Resilient cryptographic scheme (2013-12-23),

7. 8594324 - Key validation scheme (2013-11-26),

8. 8359468 - Masked digital signatures (2013-01-22),

9. 8312283 - Accelerated signature verification on an elliptic curve (2012-11-13),

10. 8233617 - Resilient cryptographic scheme (2012-07-31),

11. 8229113 - Strengthened public key protocol (2012-07-24),

12. 8116451 - Key validation scheme (2012-02-14),

13. 7996676 - Masked digital signatures (2011-08-09),

14. 7930549 - Accelerated signature verification on an elliptic curve (2011-04-19),

15. 7797539 - Resilient cryptographic scheme (2010-09-14),

Title: The Innovative Journey of Inventor Donald B Johnson

Introduction: Donald B Johnson, a prolific inventor based in Manassas, VA, has made significant contributions to the field of encryption and cybersecurity. With an impressive portfolio of 61 patents, his cutting-edge work has revolutionized how we secure digital communications.

Latest Patents: Among his latest patents is the "Strengthened Public Key Protocol," a method that ensures the integrity of messages exchanged between correspondents. This innovative technique involves embodying messages in a function of a public key derived from a private key, ultimately enhancing the security of digital communications.

Career Highlights: Donald B Johnson has worked with renowned companies such as IBM (International Business Machines Corporation) and Certicom Corporation, where he has applied his expertise in cryptography and cybersecurity to develop groundbreaking solutions. His dedication to innovation has paved the way for advancements in data protection.

Collaborations: Throughout his career, Donald B Johnson has collaborated closely with industry experts such as Scott Alexander Vanstone and Stephen M Matyas. Together, they have tackled complex challenges in encryption technology, pushing the boundaries of what is possible in the realm of cybersecurity.

Conclusion: Inventor Donald B Johnson's relentless pursuit of innovation and commitment to excellence have established him as a key figure in the field of encryption. His patents and collaborations stand as a testament to his ingenuity and profound impact on the world of cybersecurity.