Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RM

Roy J. Mankovitz

ISIndex Systems: 17 patents #3 of 36Top 9%
GDGemstar Development: 16 patents #3 of 29Top 15%
EGE Guide: 8 patents #2 of 10Top 20%
RORoundtrip: 2 patents #2 of 4Top 50%
RGRovi Guides: 2 patents #414 of 684Top 65%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Santa Monica, CA: #20 of 3,628 inventorsTop 1%
California: #3,255 of 386,348 inventorsTop 1%
Overall (All Time): #21,761 of 4,157,543Top 1%
82 Patents All Time

Issued Patents All Time

Showing 26–50 of 82 patents

Patent #TitleCo-InventorsDate
6760537 Apparatus and method for television program scheduling 2004-07-06
6701060 Enhancing operations of video tape cassette players Henry C. Yuen, Daniel S. Kwoh, Carl Hindman, Hing Y. Ngai, Yee Kong Ng +1 more 2004-03-02
6687906 EPG with advertising inserts Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2004-02-03
6606747 System and method for grazing television channels from an electronic program guide Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2003-08-12
6549719 Television program record scheduling and satellite receiver control using compressed codes 2003-04-15
6487362 Enhancing operations of video tape cassette players Henry C. Yuen, Daniel S. Kwoh, Carl Hindman, Hing Y. Ngai 2002-11-26
6477705 Method and apparatus for transmitting, storing, and processing electronic program guide data for on-screen display Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2002-11-05
6441862 Combination of VCR index and EPG Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2002-08-27
6361397 Garments which facilitate the drainage of lymphatic fluid from the breast area of the human female Kimberlee Cozby Muenzer, Spencer L. Mackay 2002-03-26
6341195 Apparatus and methods for a television on-screen guide Henry C. Yuen 2002-01-22
6321381 Apparatus and method for improved parental control of television use Henry C. Yuen, Daniel S. Kwoh 2001-11-20
6253069 Methods and apparatus for providing information in response to telephonic requests 2001-06-26
6239794 Method and system for simultaneously displaying a television program and information about the program Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2001-05-29
RE37131 Apparatus and methods for music and lyrics broadcasting 2001-04-10
6154203 System and method for grazing television channels from an electronic program guide Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2000-11-28
6147715 Combination of VCR index and EPG Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2000-11-14
6125231 Method of adding titles to a directory of television programs recorded on a video tape Henry C. Yuen, Daniel S. Kwoh, Carl Hindman, Hing Y. Ngai, Yee Kong Ng +1 more 2000-09-26
6122011 Apparatus and method for creating or editing a channel map Steve Dias, Ken Hancock, Jamey Rallis, P. Christopher Schoaff, Thomas E. Ward 2000-09-19
6115057 Apparatus and method for allowing rating level control of the viewing of a program Daniel S. Kwoh 2000-09-05
6091884 Enhancing operations of video tape cassette players Henry C. Yuen, Daniel S. Kwoh, Carl Hindman, Hing Y. Ngai, Yee Kong Ng +1 more 2000-07-18
6086450 Brassieres which facilitate the drainage of lymphatic fluid from the breast area of the human female 2000-07-11
6072520 System for improved parental control of television use Henry C. Yuen, Daniel S. Kwoh 2000-06-06
6028599 Database for use in method and apparatus for displaying television programs and related text Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 2000-02-22
5995092 Television system and method for subscription of information services Henry C. Yuen, Daniel S. Kwoh, Elsie Y. Leung 1999-11-30
5987213 System and method for automatically recording television programs in television systems with tuners external to video recorders Henry C. Yuen 1999-11-16