KP

Keith R. Ptak

LO Lord: 11 patents #27 of 448Top 7%
WK Weber Knapp: 2 patents #9 of 21Top 45%
Overall (All Time): #373,093 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11761271 Lateral isolator Zackary Leicht, Adam Keithly, Timothy O'Connor 2023-09-19
11009161 Flexible joint and method of manufacturing flexible joint David C. Riggs 2021-05-18
10598305 Flexible pipe joint David C. Riggs 2020-03-24
10487882 Mud motor transmission James F. Kuhn 2019-11-26
10422442 Method for suppression of resonant vibrations in subsea pipelines Mark Norris, Stephen L. Williams 2019-09-24
9957769 Elevated temperature riser bearing Frank J. Krakowski, John P. Smid, W. Scott Redinger 2018-05-01
9879753 Rotary dampers, systems, and related methods Brian McGill, David M. Catanzarite 2018-01-30
8403287 Engine mounting system 2013-03-26
7788808 Method of making an equipment engine mounting system 2010-09-07
7566099 Furniture seatback tilt recline angle limiter and method David M. Catanzarite, Jim Maciak 2009-07-28
6397988 Pivoting vibration absorber including a torsional spring and pipeline system utilizing same 2002-06-04
5915657 Monitor support mechanism 1999-06-29
5722624 Laptop computer support Richard L. Watt 1998-03-03