Vancouver
Canada
4
2018-07-05
The entities that hold a legal rights for patent applications filed by inventor Summers David:
David Summers from Vancouver, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
NARROW GAP, UNDIVIDED ELECTROLYSIS CELL
#2 | 2018-04-19SURFACE MODIFIED STAINLESS STEEL CATHODE FOR ELECTROLYSER
#3 | 2015-06-18NANOFILTRATION PROCESS FOR IMPURITY REMOVAL
#4 | 2015-04-02SURFACE MODIFIED STAINLESS STEEL CATHODE FOR ELECTROLYSER
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