Inventor · disambiguated record
John L. Hondulas
Also filed as: HONDULAS JOHN · HONDULAS JOHN L
4 granted patents·232 citations·filing 1988–2010
81Inventor score
Top patents by PatentIndex Score
4 records- 0190US5337516ATreatment of polluted water using wetland plants in a floating habitatHONDULAS JOHN L·Filed 1991·Granted Aug 16, 1994·135 cites·16 claims
- 0284US8382982B2Apparatus merging wetland plants with a floating substrate to treat pollution in any river, lake or body of waterHONDULAS JOHN L·Filed 2010·Granted Feb 26, 2013·7 cites·18 claims
- 0381US4880533AApparatus and system for treating waste water and sludgeHONDULAS JOHN·Filed 1988·Granted Nov 14, 1989·57 cites·44 claims
- 0468US5451119AMethod and apparatus for adjusting the height and slope of a manhole frame and coverFiled 1993·Granted Sep 19, 1995·33 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →