Inventor

MELBERG NILS K

US4 patents

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

EN NOVATIVE TECHNOLOGIES INC

2 patents

US5937953AAug 17, 1999

Soil sampling tool with unique vent-and-seal features and related method

EN NOVATIVE TECHNOLOGIES INC57 citations92

US5706904AJan 13, 1998

Soil sampling tool with volume-indicating feature

EN NOVATIVE TECHNOLOGIES INC21 citations88

EN CHEM INC

2 patents

US5343771ASep 6, 1994

Tool for sampling soil containing volatile organic compound

EN CHEM INC52 citations87

US5522271AJun 4, 1996

Tool and method for soil sampling

EN CHEM INC18 citations78