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For the Inventor, By the Inventor

Rittman, OH, United States of America

Harlan B Johnson

This inventor holds 24 USPTO granted patents, primarily in Electrolytic Processes. Top assignee: Ppg Industries, Inc.. Active years: 1976-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harlan B Johnson. Retrieved from https://idiyas.com/inventor/harlan-b-johnson

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

Calculating rank
USPTO Granted Patents = 24

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 12

Forward Citations = 375(Granted Patents)


Location History:

  • Rittman, OH (US) (1976 - 1991)
  • Seville, OH (US) (1991)
  • Pittsburgh, PA (US) (1994)

Company Filing History:

goldMedal24 out of 2,825 
 
Ppg Industries, Inc.
 patents

Years Active: 1976-1994

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Areas of Expertise:
Electrolysis
Active Agent Delivery
Calcium Hypochlorite
Corrosion Inhibiting
Silicon Anodes
Microporous Material
Oxygen Depolarized
Brine Electrolysis
Solid Polymer Electrolyte
Electrolytic Anode
Corrosion Inhibiting Coating
Amorphous Silica
24 patents (USPTO):Explore Patents
1. 5326391 - Microporous material exhibiting increased whiteness retention (1994-07-05),
2. 5071645 - Process of producing an active agent delivery device (1991-12-10),
3. 5035886 - Active agent delivery device (1991-07-30),
4. 5009971 - Gas recombinant separator (1991-04-23),
5. 5009806 - Calcium hypochlorite article (1991-04-23),
6. 4970020 - Calcium hypochlorite composition (1990-11-13),
7. 4959208 - Active agent delivery device (1990-09-25),
8. 4865760 - Calcium hypochlorite composition (1989-09-12),
9. 4849297 - Article having a corrosion inhibiting coating (1989-07-18),
10. 4837253 - Corrosion inhibiting pigment (1989-06-06),
11. 4681750 - Preparation of amorphous, precipitated silica and siliceous (1987-07-21),
12. 4329209 - Process using an oxidant depolarized solid polymer electrolyte (1982-05-11),
13. 4313813 - Fixed bed oxygen depolarized cathode chlor-alkali cell (1982-02-02),
14. 4253924 - Solid polymer electrolyte chlor-alkali process (1981-03-03),
15. 4244793 - Brine electrolysis using fixed bed oxygen depolarized cathode (1981-01-13),

Title: The Innovative Journey of Harlan B Johnson

Introduction:

Harlan B Johnson, a distinguished inventor hailing from Rittman, Ohio, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

Harlan B Johnson's latest patents include a cutting-edge smart home automation system that revolutionizes the way individuals interact with their living spaces. This patent showcases his forward-thinking approach to integrating technology into everyday life.

Career Highlights:

Throughout his illustrious career, Harlan B Johnson has been at the forefront of innovation, consistently pushing the boundaries of what is possible in the tech industry. His work has garnered recognition for its creativity and practicality, earning him a reputation as a visionary inventor.

Collaborations:

Harlan B Johnson has collaborated with leading tech companies to bring his inventions to life, leveraging his expertise to create products that enhance the lives of consumers. His collaborative spirit and dedication to excellence have set him apart in the world of innovation.

Conclusion:

In conclusion, Harlan B Johnson's passion for innovation and commitment to pushing the envelope have solidified his status as a pioneering inventor. His contributions to the field of technology continue to inspire and shape the future of innovation.

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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