Southport, United Kingdom

Karikath Sukumar Varma

This inventor holds 12 USPTO granted patents and 11 published patent applications and 14 EPO patents. Top assignees: Pilkington Plc, Pilkington Group Limited. Active years: 1995-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karikath Sukumar Varma. Retrieved from https://idiyas.com/inventor/karikath-sukumar-varma

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

USPTO Granted Patents = 12 

% Patents Active = 75.0

 

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Merseyside, GB (2007)
  • Birkdale, GB (2016)
  • Southport, GB (1995 - 2021)

Company Filing History:


Years Active: 1995-2021

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12 patents (USPTO):Explore Patents

Title: The Innovations of Karikath Sukumar Varma

Introduction

Karikath Sukumar Varma is a notable inventor based in Southport, GB. He has made significant contributions to the field of glazing technologies, holding a total of 12 patents. His work focuses on enhancing the properties of coated glass substrates, making them more efficient and durable.

Latest Patents

One of his latest patents involves the planarisation of a coating. This method discloses techniques for planarising a coated glass substrate by depositing a silazane-based layer. The resulting coated substrates exhibit improved properties, including reduced roughness, lower haze, and higher visible light transmission. These surfaces can be exposed to the external environment, such as in double glazing units, and are less susceptible to marking and scratch damage. Additionally, they offer enhanced surface energy, improving hydrophobicity. Another significant patent is related to fire-resistant glazing. This innovation comprises a fire-resistant interlayer based on silicate waterglass, characterized by the incorporation of aluminum ions. The aluminate is introduced as a solution partially neutralized with hydroxycarboxylic acid, preferably citric acid. This incorporation enhances the fire resistance and impact properties of the glazings.

Career Highlights

Throughout his career, Varma has worked with prominent companies such as Pilkington Plc and Pilkington Group Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in glazing technologies.

Collaborations

Some of his notable coworkers include David William Holden and John Richard Holland. Their collaboration has contributed to the advancement of various projects in the glazing industry.

Conclusion

Karikath Sukumar Varma's contributions to the field of glazing technologies are significant and impactful. His innovative patents continue to enhance the performance and durability of coated glass substrates.

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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