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

Yihsiu Chen — 33 Patents

ATAT&T: 31 patents #477 of 18,772Top 3%
AVAvaya: 1 patents #821 of 1,730Top 50%
HTHtc: 1 patents #822 of 1,407Top 60%
Seattle, WA: #611 of 21,776 inventorsTop 3%
Washington: #2,225 of 76,902 inventorsTop 3%
Overall (All Time): #107,864 of 4,157,543Top 3%
33 Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
7372850 Method and system for employing underutilized communication channels as outbound gateways Mark Jeffrey Foladare, Samuel Glazer, Shelley B. Goldman, Thaddeus Julius Kowalski 2008-05-13
7336656 Method for handling incoming calls directed to a virtual communication service subscriber via a shared line system Mark Jeffrey Foladare, Shelley B. Goldman, Shawn Jean, Joan Madden, Shaoqing Q. Wang +3 more 2008-02-26
7174189 Method and system for providing mobility to enhanced call service features at remote locations Mark Jeffrey Foladare, Kathleen C. Fowler, Shelley B. Goldman, Shaoqing Q. Wang, Roy Philip Weber +2 more 2007-02-06
6967947 Method and system for providing controllable enhanced call service features at mobile locations Mark Jeffrey Foladare, Kathleen C. Fowler, Shelley B. Goldman, Shaoqing Q. Wang, Roy Philip Weber +2 more 2005-11-22
6870835 Method for handling incominc calls directed to a virtual communication service subscriber via a shared line system Mark Jeffrey Foladare, Shelley B. Goldman, Shawn Jean, Joan Madden, Shaoqing Q. Wang +3 more 2005-03-22
6823197 Method and system for providing mobility to enhanced call service features at remote locations Mark Jeffrey Foladare, Kathleen C. Fowler, Shelley B. Goldman, Shaoqing Q. Wang, Roy Philip Weber +2 more 2004-11-23
6763102 Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX Mark Jeffrey Foladare, Shelley B. Goldman, Shaoqing Q. Wang, Roy Philip Weber, Robert S. Westrich +1 more 2004-07-13
6542475 Method and system for providing enhanced call service features at remote locations Srinivas Bala, Mark Jeffrey Foladare, Kathleen C. Fowler, Shelley B. Goldman, Shaoqing Q. Wang +2 more 2003-04-01