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Gyttorp, Sweden

Nitro Nobel Ab

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USPTO Granted Patents = 54

Trademarks = 1

Forward Citations = 560

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57 inventors (with patents filed for the assignee):

Gunnar O Ekman (6 out of 6 patents)

Per I Persson (5 out of 31 patents)

Lars-Gunnar Lofgren (5 out of 5 patents)

4. Bertil Petrus Enoksson (4 out of 4 patents)

5. Tord Olsson (3 out of 3 patents)

6. Ake Gustafsson (3 out of 3 patents)

7. Bengt G Persson (3 out of 7 patents)

8. Bjorn Engsbraten (2 out of 2 patents)

9. Ingemar Persson (2 out of 5 patents)

10. Bjorn Engsbrangten (2 out of 2 patents)

11. Goran Jidestig (2 out of 2 patents)

12. Karl-Erik Danertz (2 out of 2 patents)

13. Lars Andersson (2 out of 2 patents)

14. Bengt Gunnar Egerstrom (2 out of 2 patents)

15. Hans Lundborg (2 out of 2 patents)

Core Competencies:

Explosive Composition

Detonator

Blasting Machine

Low-Energy Fuse

Water-in-Oil Emulsion

Initiation Device

Pipe Joining

Charging Boreholes

Pyrotechnical Charge

Signal Transmission

Explosion Welding

Manufacturing Method

54 patents: Sort by Forward Citations

1. 6397754 - Method and apparatus for charging boreholes with explosives (2002-06-04),

2. 6227116 - Pyrotechnical charge for detonators (2001-05-08),

3. D407789 - Connector unit (1999-04-06),

4. 5844322 - Low energy fuse and method for its manufacture (1998-12-01),

5. 5654520 - Delay charge and element, and detonator containing such a charge (1997-08-05),

6. 5629493 - Low energy fuse having improved properties in both axial and radial (1997-05-13),

7. 5584222 - Method for charging bore-holes with explosive (1996-12-17),

8. 5578788 - Manufacture and use of improved explosive composition (1996-11-26),

9. 5567911 - Particulate explosive, manufacturing method and use (1996-10-22),

10. 5385098 - Initiating element for non-primary explosive detonators (1995-01-31),

11. 5299500 - Connecting block for ignition devices (1994-04-05),

12. 5271779 - Making a reduced volume strength blasting composition (1993-12-21),

13. 4995925 - Blasting composition (1991-02-26),

14. 4869170 - Detonator (1989-09-26),

15. D301599 - Combined signal transmission device and detonating cord for blasting (1989-06-13),

Company Overview

Nitro Nobel AB, headquartered in Gyttorp, Sweden, specializes in the development and manufacturing of advanced explosive technologies. The company focuses on a range of core technology topics including explosive compositions, detonators, and blasting machines. Their expertise extends to low-energy fuses, water-in-oil emulsions, and various initiation devices, which are critical for safe and effective blasting operations. Nitro Nobel AB serves diverse industries, providing innovative solutions for mining, construction, and demolition applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

54 Patents

#1 in Gyttorp

#128 in Sweden

#13,147 in the World

Gyttorp, Sweden

Nitro Nobel Ab

Forward Citations = 560

57 inventors:

Gunnar O Ekman (6 out of 6 patents)

Per I Persson (5 out of 31 patents)

Lars-Gunnar Lofgren (5 out of 5 patents)

4. Bertil Petrus Enoksson (4 out of 4 patents)

5. Tord Olsson (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nitro Nobel Ab. Retrieved from https://idiyas.com/company/nitro-nobel-ab

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

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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