Inventor
ALSTAD SHAWN R
US6 patents
⚠️ This page may combine multiple inventors who share the name “ALSTAD SHAWN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALSTAD SHAWN R
4 patentsUS10307032B2Jun 4, 2019
Cleansing apparatus and systems
ALSTAD SHAWN R4 citations67
US8855351B2Oct 7, 2014
Ear phone listening device
ALSTAD SHAWN R2 citations57
US8848966B2Sep 30, 2014
Flexible strap listening device aid
ALSTAD SHAWN R2 citations57
US8855352B2Oct 7, 2014
Listening aid device
ALSTAD SHAWN R0 citations46