Inventor
PERRY WILLIAM D
US15 patents
⚠️ This page may combine multiple inventors who share the name “PERRY WILLIAM D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SOUTHWEST RES INST
7 patentsUS6386480B1May 14, 2002
Autonomous stratospheric airship
SOUTHWEST RES INST64 citations93
US5166613ANov 24, 1992
Method and apparatus for mapping stress within ferrromagnetic materials by analyzing Barkhausen noise formed by the introduction of magnetic fields
SOUTHWEST RES INST33 citations92
US5184434AFeb 9, 1993
Process for cutting with coherent abrasive suspension jets
SOUTHWEST RES INST55 citations91
US5151695ASep 29, 1992
Telemetric measuring device with high power generation
SOUTHWEST RES INST28 citations91
US6607163B2Aug 19, 2003
Autonomous stratospheric airship
SOUTHWEST RES INST36 citations90
US6354535B1Mar 12, 2002
Autonomous stratospheric airship
SOUTHWEST RES INST42 citations90
US9568918B1Feb 14, 2017
Balloon system
SOUTHWEST RES INST6 citations73
NIPPON COLIN CO LTD
4 patentsUS4830017AMay 16, 1989
Automatic positioning system for continuous blood pressure monitor transducer
NIPPON COLIN CO LTD109 citations95
US4832039AMay 23, 1989
Linear, low noise inflation system for blood pressure monitor
NIPPON COLIN CO LTD27 citations90
US4800892AJan 31, 1989
Apparatus for inflating cuff for blood pressure monitoring system
NIPPON COLIN CO LTD39 citations89
US4736773AApr 12, 1988
Electronically switched pneumatic valve system
NIPPON COLIN CO LTD7 citations71
EXXON PRODUCTION RESEARCH CO
2 patentsUS4675604AJun 23, 1987
Computerized and motorized electromagnetic flux leakage internal diameter tubular inspection device
EXXON PRODUCTION RESEARCH CO81 citations94
US4503393AMar 5, 1985
Method and apparatus for detecting flaws in the threaded end of an elongate member using electromagnetic excitation and an automated scanning sensor
EXXON PRODUCTION RESEARCH CO23 citations78