P

Inventor

KWOH DANIEL S

US62 patents
⚠️ This page may combine multiple inventors who share the name “KWOH DANIEL S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEMSTAR DEV CORP

22 patents
US6668133B2Dec 23, 2003

Apparatus and method using compressed codes for scheduling broadcast information recording

GEMSTAR DEV CORP86 citations99
US6477705B1Nov 5, 2002

Method and apparatus for transmitting, storing, and processing electronic program guide data for on-screen display

GEMSTAR DEV CORP331 citations99
US6466734B2Oct 15, 2002

Apparatus and method using compressed codes for scheduling broadcast information recording

GEMSTAR DEV CORP88 citations99
US6091882AJul 18, 2000

Apparatus and method using compressed codes for recorder preprogramming

GEMSTAR DEV CORP97 citations99
US5974222AOct 26, 1999

Apparatus and method using compressed codes for scheduling broadcast information recording

GEMSTAR DEV CORP345 citations99
US5970206AOct 19, 1999

Television calendar and method for creating same

GEMSTAR DEV CORP206 citations99
US5532732AJul 2, 1996

Apparatus and methods for using compressed codes for monitoring television program viewing

GEMSTAR DEV CORP404 citations99
US5335079AAug 2, 1994

Apparatus and method using compressed codes for recorder preprogramming

GEMSTAR DEV CORP326 citations99
US5307173AApr 26, 1994

Apparatus and method using compressed codes for television program record scheduling

GEMSTAR DEV CORP613 citations99
US6430358B1Aug 6, 2002

Universal remote including apparatus using compressed codes for video recorder control

GEMSTAR DEV CORP140 citations98
US6204885B1Mar 20, 2001

Method and apparatus for displaying textual or graphic data on the screen of television receivers

GEMSTAR DEV CORP121 citations98
US6049652AApr 11, 2000

Apparatus and method using compressed codes for recorder preprogramming

GEMSTAR DEV CORP89 citations98
US7996864B2Aug 9, 2011

Method and apparatus for displaying television programs and related text

GEMSTAR DEV CORP49 citations97
US6321381B1Nov 20, 2001

Apparatus and method for improved parental control of television use

GEMSTAR DEV CORP53 citations96
US6072520AJun 6, 2000

System for improved parental control of television use

GEMSTAR DEV CORP77 citations96
US5949471ASep 7, 1999

Apparatus and method for improved parental control of television use

GEMSTAR DEV CORP71 citations96
US5852478ADec 22, 1998

Vps compatible apparatus and method for selection of correct IR code sets

GEMSTAR DEV CORP92 citations96
US5475382ADec 12, 1995

Remote control mounting stand

GEMSTAR DEV CORP81 citations96
US6430359B1Aug 6, 2002

Apparatus and method using compressed codes for television program record scheduling

GEMSTAR DEV CORP107 citations95
US6463206B1Oct 8, 2002

Television and video cassette recorder system with an electronic program guide

GEMSTAR DEV CORP35 citations93
US6456331B2Sep 24, 2002

Method and apparatus for displaying textual or graphic data on the screen of television receivers

GEMSTAR DEV CORP36 citations93
US7239798B2Jul 3, 2007

Apparatus and method using compressed codes for scheduling broadcast information recording

GEMSTAR DEV CORP5 citations74

INDEX SYSTEMS INC

15 patents
US6687906B1Feb 3, 2004

EPG with advertising inserts

INDEX SYSTEMS INC137 citations99
US6583825B1Jun 24, 2003

Method and apparatus for transmitting and downloading setup information

INDEX SYSTEMS INC149 citations99
US6147715ANov 14, 2000

Combination of VCR index and EPG

INDEX SYSTEMS INC238 citations99
US6115057ASep 5, 2000

Apparatus and method for allowing rating level control of the viewing of a program

INDEX SYSTEMS INC283 citations99
US6487362B1Nov 26, 2002

Enhancing operations of video tape cassette players

INDEX SYSTEMS INC143 citations97
US6091884AJul 18, 2000

Enhancing operations of video tape cassette players

INDEX SYSTEMS INC238 citations97
US5724203AMar 3, 1998

Method and apparatus for determining addresses in time along a recording tape

INDEX SYSTEMS INC129 citations97
US6606747B1Aug 12, 2003

System and method for grazing television channels from an electronic program guide

INDEX SYSTEMS INC36 citations96
US6441862B1Aug 27, 2002

Combination of VCR index and EPG

INDEX SYSTEMS INC54 citations96
US6252634B1Jun 26, 2001

Method and apparatus for transmitting and downloading setup information

INDEX SYSTEMS INC73 citations96
US6125231ASep 26, 2000

Method of adding titles to a directory of television programs recorded on a video tape

INDEX SYSTEMS INC68 citations95
US5543852AAug 6, 1996

Apparatus and methods for avoiding loss of closed caption data when using extended data services

INDEX SYSTEMS INC144 citations95
US7663700B2Feb 16, 2010

Combination of recorded program index and EPG

INDEX SYSTEMS INC22 citations93
US6526576B1Feb 25, 2003

Program guide for DBS and cable TV

INDEX SYSTEMS INC24 citations93
US7499628B2Mar 3, 2009

Enhancing operations of video tape cassette players

INDEX SYSTEMS INC22 citations92

(unassigned)

6 patents

GUIDE E INC

3 patents

YUEN HENRY C

2 patents

INDEX SYSTEM INC

1 patent

GEMSTAR DEV CORPORATION

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.