Individual holder
HALLBERG ROLF O
3 granted patents·47 citations·filing 1979–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0171US4683064AProcess for decreasing the nitrate content in waterHALLBERG ROLF O·Filed 1984·Granted Jul 28, 1987·33 cites·2 claims
- 0250US5028398ADevice for providing a continuous biological decomposition of minerals and concentrates thereofHALLBERG ROLF O·Filed 1988·Granted Jul 2, 1991·11 cites·2 claims
- 0320US4211615AProcess and a measuring cell for the coulometric determination of the content of a component dissolved in waterHALLBERG ROLF O·Filed 1979·Granted Jul 8, 1980·3 cites·3 claims
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