Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KS

Keith E. Smith — 31 Patents

LULink Usa: 9 patents #4 of 13Top 35%
WBWestinghouse Air Brake: 5 patents #91 of 284Top 35%
GMGuilford Mills: 1 patents #16 of 38Top 45%
THTransportation Ip Holdings: 1 patents #357 of 657Top 55%
VPVonco Products: 1 patents #4 of 8Top 50%
DCDatasouth Computer: 1 patents #3 of 4Top 75%
LCLevel 3 Communications: 1 patents #1,003 of 1,318Top 80%
FCFoamtec International Co.: 1 patents #10 of 14Top 75%
Huntertown, IN: #3 of 78 inventorsTop 4%
Indiana: #736 of 33,936 inventorsTop 3%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Keith E. Smith has been granted 31 US patents while listed as an inventor at Link Usa. The first was granted in 1989 and the most recent in November 2024. Keith E. Smith ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Keith E. Smith in Huntertown, IN, US.

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12139865 Floating brush sweeper 2024-11-12
11918540 Cap for spout and modified spout John LaRoi, James F. Konicke, Kyle Vlasak 2024-03-05
11884251 Vehicle control system and method Alexandre Rossmann, Amit Saxena 2024-01-30 $25,233,000
11871234 Secure vehicle to vehicle PTC communication Rebecca W. Dreasher, Adam Hausmann, Matthew Vrba, Edward J. Kuchar, James G. Lucas +18 more 2024-01-09
11701970 Systems and methods for controlled traversal of phase breaks Stuart J. Barr, Karen A. Shaw 2023-07-18 $40,676,000
11574261 System and method for preparing a vehicle for a trip Andrew Ryan Staats, Stuart J. Barr 2023-02-07 $88,964,000
11493643 Vehicle navigation system Brian James Langstraat, Craig Willard Vandeventer, Frank J. Swiderski 2022-11-08 $93,931,000
10889276 Method and apparatus for learning and validating brake deceleration rates Andrew Ryan Staats, Brian James Langstraat, Stuart J. Barr, James A. Oswald, Jeffrey D. Kernwein 2021-01-12 $149,608,000
10689820 Surface cleaning machine for road construction 2020-06-23
10662593 Drag box apparatus 2020-05-26
10309069 Street sweeper 2019-06-04
D826497 Cleaning sponge James Kordenbrock, Jr. 2018-08-21
8265245 Call-processing rate quote system and method Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 2012-09-11 $10,564,000
RE38973 Sweeper 2006-02-14
6643362 Call-processing system and method Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 2003-11-04
6581326 Telescoping device employing a spray insecticide for use with elevated insect nests 2003-06-24
6279038 Client interface Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 2001-08-21
6263372 Method and apparatus for interfacing two or more applications in a client server Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 2001-07-17
6016343 Call-processing system and method Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 2000-01-18
5903637 System and method for call conferencing Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock 1999-05-11
5873099 System and method for maintaining redundant databases Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 1999-02-16
5646982 System and method for message delivery Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Roy Allen Rhodes, Todd A. Goodman 1997-07-08
5590181 Call-processing system and method Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 1996-12-31
5586175 Call-processing system and method Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock, Todd A. Goodman, David J. Vercande +6 more 1996-12-17
5546449 System and method for call conferencing Steven J. Hogan, Kristi T. Feltz, Douglas R. Murdock 1996-08-13