Inventor · disambiguated record
Helmut Hartner
Also filed as: HAERTNER HELMUT · HARTNER HELMUT · HÄRTNER HELMUT
4 granted patents·1 pending application·74 citations·filing 1989–2016
75Inventor score
Top patents by PatentIndex Score
5 records- 0177US5304237AChromium-free wood preservativesRUETGERSWERKE AG·Filed 1993·Granted Apr 19, 1994·42 cites·10 claims
- 0275US4970201APreservatives for cellulose containing productsRUETGERSWERKE AG·Filed 1989·Granted Nov 13, 1990·24 cites·7 claims
- 0347US9808954B2Composition of a timber formulation comprising Cu salts and organic cyclic ingredients for the preservation of timber for decksRUTGERS ORGANICS GMBH·Filed 2015·Granted Nov 7, 2017·0 cites·44 claims
- 0432US6506795B1Wood preservativesWEYL GMBH·Filed 1996·Granted Jan 14, 2003·8 cites·14 claims
- 0529US2016311129A1Composition comprising an active ingredient composition and an additive composition for penetrating a timberRUTGERS ORGANICS GMBH·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →