Inventor

LEVY RALPH

US8 patents

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

ISAAC STEVEN ALFRED

2 patents

US8206047B1Jun 26, 2012

Keyboard overlay for optimal touch typing on a proximity-based touch screen

ISAAC STEVEN ALFRED66 citations95

US8790025B2Jul 29, 2014

Keyboard overlay for optimal touch typing on a proximity-based touch screen

ISAAC STEVEN ALFRED6 citations81

MICROWAVE DEV LAB INC

2 patents

US4258435AMar 24, 1981

Manifold multiplexers

MICROWAVE DEV LAB INC8 citations73

US4127829ANov 28, 1978

Fail-safe power combining and switching network

MICROWAVE DEV LAB INC11 citations71

SANGSTAT MEDICAL CORP

1 patent

US6249717B1Jun 19, 2001

Liquid medication dispenser apparatus

SANGSTAT MEDICAL CORP201 citations94

CIENCIA INC

1 patent

US5818582AOct 6, 1998

Apparatus and method for phase fluorometry

CIENCIA INC175 citations92

SIMMONDS PRECISION PRODUCTS

1 patent

US4044353AAug 23, 1977

Microwave level gaging system

SIMMONDS PRECISION PRODUCTS47 citations91

TOUCHFIRE INC

1 patent

US9317202B2Apr 19, 2016

Keyboard overlay that improves touch typing on small touch screen devices

TOUCHFIRE INC4 citations71