Inventor
CANTRELL JR JOHN H
US12 patents
⚠️ This page may combine multiple inventors who share the name “CANTRELL JR JOHN H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NASA
9 patentsUS6761695B2Jul 13, 2004
Method and apparatus for non-invasive measurement of changes in intracranial pressure
NASA54 citations96
US6773407B2Aug 10, 2004
Non-invasive method of determining absolute intracranial pressure
NASA67 citations95
US6740048B2May 25, 2004
Non-invasive method of determining diastolic intracranial pressure
NASA23 citations92
US6746410B2Jun 8, 2004
Method and apparatus for determining changes in intracranial pressure utilizing measurement of the circumferential expansion or contraction of a patient's skull
NASA14 citations84
US6584848B1Jul 1, 2003
Non-destructive evaluation method employing dielectric electrostatic ultrasonic transducers
NASA9 citations73
US5031627AJul 16, 1991
Method and apparatus for characterizing reflected ultrasonic pulses
NASA14 citations73
US4649750AMar 17, 1987
Acoustic radiation stress measurement
NASA10 citations73
US4391142AJul 5, 1983
Frequency tracked gated pulse technique for ultrasonic frequency
NASA13 citations73
US4310906AJan 12, 1982
Liquid-immersible electrostatic ultrasonic transducer
NASA19 citations69