Inventor

STEWART CHARLES N

US6 patents

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

WELCH ALLYN INC

2 patents

US7276025B2Oct 2, 2007

Electrical adapter for medical diagnostic instruments using LEDs as illumination sources

WELCH ALLYN INC165 citations98

US7458934B2Dec 2, 2008

Electrical adapter for medical diagnostic instruments using replaceable LEDs as illumination sources

WELCH ALLYN INC23 citations92

GEN ELECTRIC

2 patents

US5394057AFeb 28, 1995

Protective metal silicate coating for a metal halide arc discharge lamp

GEN ELECTRIC31 citations91

US5013968AMay 7, 1991

Reprographic metal halide lamps having long life and maintenance

GEN ELECTRIC26 citations84

ROBERTS CHRIS R

1 patent

USRE44806EMar 18, 2014

Electrical adapter for medical diagnostic instruments using LEDs as illumination sources

ROBERTS CHRIS R6 citations78

STERZER FRED

1 patent

US8447385B2May 21, 2013

Handheld medical microwave radiometer

STERZER FRED11 citations78