Inventor
CASTRO GUSTAVO H
US8 patents
⚠️ This page may combine multiple inventors who share the name “CASTRO GUSTAVO H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
5 patentsUS6640805B2Nov 4, 2003
Metering valve for a metered dose inhaler having improved flow
3M INNOVATIVE PROPERTIES CO49 citations89
US9580848B2Feb 28, 2017
Apparatus and methods for producing nonwoven fibrous webs
3M INNOVATIVE PROPERTIES CO15 citations82
US9422653B2Aug 23, 2016
Methods and apparatus for producing nonwoven fibrous webs
3M INNOVATIVE PROPERTIES CO6 citations71
US9168476B2Oct 27, 2015
Air filter comprising a microperforated film, and method of using
3M INNOVATIVE PROPERTIES CO1 citations51
US6863195B2Mar 8, 2005
Valve stem for use in a metering valve of a metered dose inhaler
3M INNOVATIVE PROPERTIES CO0 citations40