P

Inventor

BELL ALAN E

US23 patents
⚠️ This page may combine multiple inventors who share the name “BELL ALAN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RCA CORP

18 patents
US4285056AAug 18, 1981

Replicable optical recording medium

RCA CORP62 citations96
US4669070AMay 26, 1987

Signal format for optical tape record/playback system

RCA CORP45 citations92
US4300143ANov 10, 1981

Thin protective overcoat layer for optical video disc

RCA CORP36 citations92
US4300227ANov 10, 1981

Replicable optical recording medium

RCA CORP38 citations92
US4222071ASep 9, 1980

Sensitivity information record

RCA CORP41 citations92
US4216501AAug 5, 1980

Optical anti-reflective information record

RCA CORP55 citations92
US4425570AJan 10, 1984

Reversible recording medium and information record

RCA CORP27 citations90
US4315269AFeb 9, 1982

Thick protective overcoat layer for optical video disc

RCA CORP33 citations90
US4126150ANov 21, 1978

Photovoltaic device having increased absorption efficiency

RCA CORP30 citations82
US4661941AApr 28, 1987

Optical video or data tape record and playback apparatus

RCA CORP23 citations81
US4195313AMar 25, 1980

Antireflective information record having an optically passive transparent layer

RCA CORP22 citations81
US4195312AMar 25, 1980

Recorder and antireflective record blank having an optically passive transparent layer

RCA CORP25 citations81
US4408213AOct 4, 1983

Reinforced bubble recording medium and information record

RCA CORP15 citations74
US4387381AJun 7, 1983

Optical recording medium and information record with tracking aid

RCA CORP15 citations74
US4329697AMay 11, 1982

Information record

RCA CORP18 citations74
US4270132AMay 26, 1981

Information record

RCA CORP14 citations74
US4233626ANov 11, 1980

Playback information record using phase cancellation for reading

RCA CORP15 citations74
US4189735AFeb 19, 1980

Record playback apparatus and information record therefor

RCA CORP10 citations69

SUN MICROSYSTEMS INC

2 patents

IBM

1 patent

WARNER BROS ENTERTAINMENT INC

1 patent

SMITH WAYNE M

1 patent