Inventor

FISCHER JR JOHN C

US3 patents

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

SEMCO INSTR INC

2 patents

US6199388B1Mar 13, 2001

System and method for controlling temperature and humidity

SEMCO INSTR INC192 citations95

US7886986B2Feb 15, 2011

Building, ventilation system, and recovery device control

SEMCO INSTR INC54 citations88

SEMCO MFG INC

1 patent

US4769053ASep 6, 1988

High efficiency sensible and latent heat exchange media with selected transfer for a total energy recovery wheel

SEMCO MFG INC135 citations92