Inventor

GRAN RICHARD J

US4 patents

⚠️ This page may combine multiple inventors who share the name “GRAN RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMERICAN SUPERCONDUCTOR CORP

2 patents

US5734565AMar 31, 1998

Reducing switching losses in series connected bridge inverters and amplifiers

AMERICAN SUPERCONDUCTOR CORP218 citations97

US5801937ASep 1, 1998

Uninterruptible power supplies having cooled components

AMERICAN SUPERCONDUCTOR CORP70 citations94

GRUMMAN AEROSPACE CORP

2 patents

US5170715ADec 15, 1992

Aeromagnetic control of maglev vehicles with turntable mounted hinged control surface having two degrees of motion

GRUMMAN AEROSPACE CORP30 citations89

US5089982AFeb 18, 1992

Two dimensional fast Fourier transform converter

GRUMMAN AEROSPACE CORP44 citations86