P

Inventor

GRINBERGS PETER KARL

CA8 patents
⚠️ This page may combine multiple inventors who share the name “GRINBERGS PETER KARL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NUTECH ENERGY SYSTEMS INC

3 patents
US5785117AJul 28, 1998

Air-to-air heat exchanger core

NUTECH ENERGY SYSTEMS INC59 citations94
US6082704AJul 4, 2000

Connection collar having an adjustable damper

NUTECH ENERGY SYSTEMS INC39 citations90
US5855320AJan 5, 1999

Combined furnace and heat recovery system

NUTECH ENERGY SYSTEMS INC36 citations90

NUTECH R HLDGS INC

2 patents
US7374399B2May 20, 2008

Inline fan housing assemblies

NUTECH R HLDGS INC5 citations58
US7007740B2Mar 7, 2006

Adjustable flow heat recovery ventilator and method

NUTECH R HLDGS INC4 citations58

GRINBERGS PETER KARL

1 patent
US8235093B2Aug 7, 2012

Flat plate heat and moisture exchanger

GRINBERGS PETER KARL20 citations87

INST FRANCAIS DU PETROLE

1 patent
US7708794B2May 4, 2010

Separator made of a fibrous porous material such as a felt

INST FRANCAIS DU PETROLE10 citations83

AIRIA LEASING INC

1 patent
US10208979B2Feb 19, 2019

Planar plate core and method of assembly

AIRIA LEASING INC0 citations26