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John Loewen
Santa Rosa, CA
US
3 patents
3 Patents
US12575723
2026
Lighted Bougie
0 cites
US12257922
2025
Methods and Apparatus for an Active Convertor Dolly
Electrans Technologies Ltd.
0 cites
US11951868
2024
Methods and Apparatus for an Active Convertor Dolly
ELECTRANS TECHNOLOGIES Ltd.
0 cites