RM

Richard Joseph Michna

D( Detnet South Africa (Pty): 12 patents #8 of 36Top 25%
TE The Ensign-Bickford: 3 patents #23 of 81Top 30%
DN Dyno Nobel: 1 patents #39 of 69Top 60%
📍 Winsted, CT: #3 of 98 inventorsTop 4%
🗺 Connecticut: #2,703 of 34,797 inventorsTop 8%
Overall (All Time): #287,593 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11879716 Method of validating a shock tube event Michiel Jacobus Kruger, Christopher Malcolm Birkin, Daniel Auguste Maurissens, Andre Louis Koekemoer 2024-01-23
11852450 Method of assembling a detonator Christopher Malcolm Birkin, Michiel Jacobus Kruger, Andre Louis Koekemoer 2023-12-26
11725920 Detonator sensing arrangement Michiel Jacobus Kruger, Christopher Malcolm Birkin, Daniel Auguste Maurissens, Andre Louis Koekemoer 2023-08-15
11604055 Detonator construction Christopher Malcolm Birkin, Michiel Jacobus Kruger, Andre Louis Koekemoer, Mark I. Jurras, III 2023-03-14
11473882 Canister assembly with protected cap well and booster explosive comprising the same Tyson J. Plitt, Paul Richard Strebel 2022-10-18
D923133 Clip for a detonator Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-06-22
D913402 Detonator structure Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-03-16
D907739 Detonator module Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-01-12
D907165 Detonator Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-01-05
D907162 Detonator module with an overmould formation Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurlssens 2021-01-05
D907163 Detonator module with a friction lock structure Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-01-05
D907164 Detonator module with retention formations Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-01-05
D907166 Detonator module with a clip formation Michiel Jacobus Kruger, Christopher Malcolm Birkin, Andre Louis Koekemoer, Daniel Auguste Maurissens 2021-01-05
5398611 Low energy blasting initiation system, method and surface connection therefor Anthony Sendek, J. Donaldson Thomas 1995-03-21
5171935 Low-energy blasting initiation system method and surface connection thereof Anthony Sendek, J. Donaldson Thomas 1992-12-15
5012741 Initiator for a transmission tube Richard J. Peebles, David E. Monat, Stephen W. Bartholomew, Craig F. Adams 1991-05-07