Inventor

JOHNSON RUSSELL D

4 patents

⚠️ This page may combine multiple inventors who share the name “JOHNSON RUSSELL D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JOHNSON RUSSELL D

2 patents

US4428436AJan 31, 1984

Seed trench digger with indexing structure

JOHNSON RUSSELL D11 citations68

US4338724AJul 13, 1982

Tool for positioning and defining holes in wall panels

JOHNSON RUSSELL D18 citations68

INFRASTRUCTURE ALTERNATIVES

2 patents

US7005064B2Feb 28, 2006

Method and apparatus for remediating wastewater holding areas and the like

INFRASTRUCTURE ALTERNATIVES10 citations67

US6835314B2Dec 28, 2004

Method and apparatus for remediating wastewater holding areas and the like

INFRASTRUCTURE ALTERNATIVES10 citations67