Inventor
MAY DAVID F
US13 patents
⚠️ This page may combine multiple inventors who share the name “MAY DAVID F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ANALYTICAL ENGINEERING INC
6 patentsUS6463157B1Oct 8, 2002
Bone conduction speaker and microphone
ANALYTICAL ENGINEERING INC106 citations97
US6213929B1Apr 10, 2001
Motor driven centrifugal filter
ANALYTICAL ENGINEERING INC65 citations95
US6820417B2Nov 23, 2004
Exhaust aftertreatment system and method for an internal combustion engine
ANALYTICAL ENGINEERING INC88 citations93
US6210311B1Apr 3, 2001
Turbine driven centrifugal filter
ANALYTICAL ENGINEERING INC27 citations92
US6579218B1Jun 17, 2003
Centrifugal filter utilizing a partial vacuum condition to effect reduced air drag on the centrifuge rotor
ANALYTICAL ENGINEERING INC24 citations91
US6668663B2Dec 30, 2003
Method and apparatus to determine flow rate with the introduction of ambient air
ANALYTICAL ENGINEERING INC11 citations71