Inventor
GREENFORD JOHN C
GB5 patents
⚠️ This page may combine multiple inventors who share the name “GREENFORD JOHN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POWDERJECT RES LTD
4 patentsUS6168587B1Jan 2, 2001
Needleless syringe using supersonic gas flow for particle delivery
POWDERJECT RES LTD164 citations97
US5899880AMay 4, 1999
Needleless syringe using supersonic gas flow for particle delivery
POWDERJECT RES LTD168 citations97
US6881200B2Apr 19, 2005
Needleless syringe using super sonic gas flow for particle delivery
POWDERJECT RES LTD35 citations95
US7618394B2Nov 17, 2009
Needleless syringe using supersonic gas flow for particle delivery
POWDERJECT RES LTD9 citations83