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For the Inventor, By the Inventor

Melbourne, Austria

Orica Explosives Technology Pty Limited


USPTO Granted Patents = 64



Trademarks = 29

Forward Citations = 1,104

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84 inventors (with patents filed for the assignee):

goldMedal Dirk Hummel (10 out of 11 patents)

silverMedal Ronald F Stewart (9 out of 9 patents)

bronzeMedal Geoffrey Frederick Brent (8 out of 14 patents)

4.  Richard John Goodridge (8 out of 12 patents)

5.  Charles Michael Lownds (8 out of 9 patents)

6.  Michael John McCann (7 out of 7 patents)

7.  Sek Kwan Chan (5 out of 12 patents)

8.  Thomas Smylie (4 out of 5 patents)

9.  Deane Tunaley (4 out of 4 patents)

10.  Les Armstrong (4 out of 4 patents)

11.  Brad Beikoff (4 out of 4 patents)

12.  Rodney Wayne Appleby (4 out of 8 patents)

13.  Steven Kotsonis (3 out of 7 patents)

14.  Jan Petzold (3 out of 6 patents)

15.  Ulrich Steiner (3 out of 5 patents)


Core Competencies:
Integrated Chemical Process
Blasting Multiple Layers
Explosive Composition Deactivation
Underground Rock Blasting
Detonator Calibration
Wireless Initiation Devices
Mobile Delivery Platform
Electronic Blasting System
Post-Blast Markers
Detonation Delay Device
Data Communication in Blasting
Emulsion Explosive

64 patents:

1. 9855526 - Integrated chemical process (2018-01-02),
2. 9618310 - Method of blasting multiple layers or levels of rock (2017-04-11),
3. 9566550 - Integrated chemical process (2017-02-14),
4. 9557149 - Deactivating an explosive composition using a chemical (2017-01-31),
5. 9482507 - Method of underground rock blasting (2016-11-01),
6. 9243879 - Method of underground rock blasting (2016-01-26),
7. 9108151 - Integrated chemical process (2015-08-18),
8. 9091519 - Apparatus and method for blasting (2015-07-28),
9. 9091518 - Apparatus and method for blasting (2015-07-28),
10. 8955916 - Use of post-blast markers in the mining of mineral deposits (2015-02-17),
11. 8861172 - Calibration of detonators (2014-10-14),
12. 8850984 - Device for improved method of blasting (2014-10-07),
13. 8839720 - Security enhanced blasting apparatus, and method of blasting (2014-09-23),
14. 8827738 - Connector, and methods of use (2014-09-09),
15. 8754284 - Further improved blasting method (2014-06-17),
Orica Explosives Technology PTY Limited is a global leader in explosives and blasting systems, providing solutions for the mining, quarrying, construction, and oil & gas industries. With over 140 years of experience, Orica offers a comprehensive range of products and services, including bulk explosives, initiation systems, packaged emulsions, electronic blasting systems, and technical support. Their innovative solutions help customers optimize productivity, safety, and environmental performance. Visit their website for more information.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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64 Patents

#1 in Melbourne

#48 in Austria

#11,185 in the World

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Melbourne, Austria

Orica Explosives Technology Pty Limited

Forward Citations = 1,104

84 inventors:

goldMedal Dirk Hummel (10 out of 11 patents)

silverMedal Ronald F Stewart (9 out of 9 patents)

bronzeMedal Geoffrey Frederick Brent (8 out of 14 patents)

4.  Richard John Goodridge (8 out of 12 patents)

5.  Charles Michael Lownds (8 out of 9 patents)

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