PATENTS

TRI-USA products are protected by patents and trademarks in the United States and in other countries around the world. We carry over 50 patents to date. 

AMERICA 

Dual smart scale 11,391,620
Pre-roll filling device with integrated scale 11,382,351
Electronic grinder 11,278,154
Smart grinder 11,191,296
Electronic grinder 11,172,785
Electronic grinder D923,999
Container with integrated scale 11,053,040
Electronic grinder 11,051,657
Electronic grinder D913,032
Manual grinder 10,912,419
Electronic grinder D897,757
Manual grinder D888,510
Container D882,869
Container 10,455,984
Electronic grinder 10,343,175

CHINA 

Electronic Grinder 

CN 209715289U

Jar-Skale 

CN 209715290U

Jar-Skale 

CN 209715296U

Geared Grinder 

CN 209753066U

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CN 209968568U

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CN 305320136S

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CN 305321815S

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CN 305321816S

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CN 305321817S

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CN 305321818S

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CN 305452105S