The global Calderys Group has embarked on an exciting journey to strengthen our innovation and address the challenges of the energy transition. Below is a list of HWI’s active patents.
U.S.
Patent No. D661716
Patent No. D661717
Patent No. 7611666
Patent No. 8110142
Patent No. 7754633
Patent No. 9005518
Patent No. 8030235
Patent No. 8354056
Patent No. 8309212
Patent No. 8658552
Patent No. 8411724
Patent No. 9724756
Patent No. 10962286
Patent No. 10859316
Patent No. 11237124
Patent No. 11579104
Patent No. 11338357
Patent No. 11701705
Canada
Patent No. 150504
Patent No. 2624824
Patent No. 2629134
Patent No. 2801519
Patent No. 3109960
Patent No. 3110783
Patent No. 3197416
Mexico
Patent No. 311663
Australia
Patent No. 2020334866
France
Patent No. 3871850
Germany
Patent No. 602021006090.4
Japan
Patent No. 7361203
Korea
Patent No. 10-1283756
Saudi Arabia
Patent No. 10928