Inventor

KENNEDY JAMES D

US8 patents

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

KENNEDY JAMES D

2 patents

US4694911ASep 22, 1987

Drilling assembly for percussion drilling of deep wells

KENNEDY JAMES D43 citations89

US4726429AFeb 23, 1988

Percussion down hole drilling tool with central fluid flushing passage

KENNEDY JAMES D23 citations79

DIGITAL RECORDERS INC

2 patents

US7068795B2Jun 27, 2006

Public address system and method for an urban transit vehicle

DIGITAL RECORDERS INC3 citations61

USD429719SAug 22, 2000

Urban transit vehicle microphone housing

DIGITAL RECORDERS INC1 citations51

MINDMASTER INC

1 patent

US5331353AJul 19, 1994

Device for limiting the amount of time an electrical appliance such as a television may be used

MINDMASTER INC116 citations88

KINETIC PROBE LLC

1 patent

US5883519AMar 16, 1999

Deflection device

KINETIC PROBE LLC21 citations87

BEATRICE FOODS CO

1 patent

US3970033AJul 20, 1976

Portable reflector device

BEATRICE FOODS CO20 citations81

TRUE GRID LTD

1 patent

US4720915AJan 26, 1988

Printed circuit board and process for its manufacture

TRUE GRID LTD28 citations80