Gunnar Lende

This inventor holds 22 USPTO granted patents and 7 published patent applications, plus 2 CIPO patents and 3 EPO patents, primarily in Cement Composition Technology. Top assignee: Halliburton Energy Services, Inc.. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gunnar Lende. Retrieved from https://idiyas.com/inventor/gunnar-lende

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

USPTO Granted Patents = 22 (Patent Applications = 7)

% Patents Active = 81.8

CIPO Patents = 2

EPO Patents = 3 (Patent Applications = 6)

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 114(Granted Patents)

Location History:

Sandnes, NO (2006 - 2008)
Sela, NO (2011)
Sola, NO (2012 - 2023)
Stavanger, NO (2007 - 2024)
Rogaland, NO (2022 - 2024)
Tananger, NO (2024)

Company Filing History:

22 out of 12,216

Halliburton Energy Services, Inc.

patents

Years Active: 2006-2025

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Areas of Expertise:

Cement Composition

Carbon Footprint

Surfactant Package

Wellbore Operations

Permeability Design

Sealing Fluids

Flexible Bailer

Wiper Plug

Subterranean Formations

Colloidal Silica

Drilling Fluids

Settable Spacer Fluids

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12338387 - Low carbon footprint expansive composition and methods of making and using same (2025-06-24),

2. 12306169 - Method to tailor cement composition to withstand carbon dioxide injection loads (2025-05-20),

3. 12269993 - Surfactant package and methods of making and using same (2025-04-08),

4. 12139668 - Liquid suspension composition for wellbore operations, and methods of making and using same (2024-11-12),

5. 11988056 - Piston burst disk dump bailer (2024-05-21),

6. 11945994 - Method to design for permeability of portland based systems (2024-04-02),

7. 11939833 - Retrievable wiper plug with fishing neck (2024-03-26),

8. 11859123 - Wellbore servicing fluid and methods of making and using same (2024-01-02),

9. 11795364 - Low carbon footprint expansive composition and methods of making and using same (2023-10-24),

10. 11608707 - Removable core wiper plug (2023-03-21),

11. 11499386 - Flexible barrel dump bailer (2022-11-15),

12. 11215029 - Cemented barrier valve protection (2022-01-04),

13. 11193348 - Section milled window cementing diverter (2021-12-07),

14. 11066900 - Removable core wiper plug (2021-07-20),

15. 9512345 - Settable spacer fluids comprising pumicite and methods of using such fluids in subterranean formations (2016-12-06),

Title: Inventor Profile: Gunnar Lende

Introduction

Gunnar Lende, an accomplished inventor based in Sola, Norway, holds a remarkable portfolio of 19 patents. His innovative contributions to the field of wellbore operations and fluid management have garnered recognition within the energy sector, particularly through his work at Halliburton Energy Services, Inc.

Latest Patents

Among his latest patents, Gunnar has developed a liquid suspension composition specifically designed for wellbore operations. This composition includes a diutan gum, a viscosifier, and a carrier fluid, where the diutan gum is effectively suspended to enhance operational efficiency. Additionally, he has patented a piston burst disk dump bailer system. This advanced system features an elongated, flexible bailer receptacle and employs piston assemblies with pressure-activated flow control mechanisms. The innovative design allows for effective injection of bailer content into a wellbore, demonstrating his expertise in enhancing wellbore servicing fluid technology.

Career Highlights

Gunnar Lende's career at Halliburton Energy Services, Inc. has been marked by significant advancements in wellbore operations technology. His inventions address critical challenges in the industry, making substantial contributions to the efficiency and effectiveness of drilling and servicing processes. With a total of 19 patents, he has established himself as a leading innovator in his field.

Collaborations

Throughout his career, Gunnar has collaborated with notable colleagues, including Krishna M. Ravi and Tor Sigve Sætre. These collaborations have fueled his innovative processes and expanded the reach of his inventions within the competitive landscape of the energy sector.

Conclusion

Gunnar Lende's impressive portfolio of patents and his ongoing contributions to wellbore technology reflect his dedication to innovation. As a key figure at Halliburton Energy Services, Inc., his work continues to shape the future of wellbore operations and enhance efficiency in the industry. With each new patent, he drives progress in a field critical to energy production and exploration.

Profile summary based on public USPTO records.