KD

Keh B. Dema

DC Donaldson Company: 26 patents #39 of 695Top 6%
EC Eastman Chemical: 2 patents #606 of 1,245Top 50%
📍 Johnson City, TN: #4 of 299 inventorsTop 2%
🗺 Tennessee: #354 of 20,272 inventorsTop 2%
Overall (All Time): #116,298 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
12350613 Liquid filtration media, filter elements and methods Derek O. Jones, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas, Yehya A. Elsayed +1 more 2025-07-08
12172111 Filter medium and breather filter structure Robert M. Rogers, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more 2024-12-24
RE50226 Filter medium and structure Brad E. Kahlbaugh, Linda M. Olson, Joe Israel, Derek O. Jones, Gregory LaVallee +5 more 2024-12-03
11821119 High temperature treated media Daniel Little, Robert M. Rogers, Derek O. Jones 2023-11-21
11565206 Liquid filtration media, filter elements and methods Derek O. Jones, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas, Yehya A. Elsayed +1 more 2023-01-31
11547963 High efficiency synthetic filter media Richard Frank Barlow, Jr. 2023-01-10
11504663 Filter medium and breather filter structure Robert M. Rogers, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more 2022-11-22
RE49097 Filter medium and structure Brad E. Kahlbaugh, Linda M. Olson, Joe Israel, Derek O. Jones, Gregory LaVallee +5 more 2022-06-07
11180876 High temperature treated media Daniel Little, Robert M. Rogers, Derek O. Jones 2021-11-23
10981096 Process for making high efficiency synthetic filter media Richard Frank Barlow, Jr. 2021-04-20
10913022 Process for utilizing a high efficiency synthetic filter media Richard Frank Barlow, Jr. 2021-02-09
10610813 Filter medium and breather filter structure Robert M. Rogers, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more 2020-04-07
RE47737 Filter medium and structure Brad E. Kahlbaugh, Linda M. Olson, Joe Israel, Derek O. Jones, Gregory LaVallee +5 more 2019-11-26
10226723 Liquid filtration media, filter elements and methods Derek O. Jones, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas, Yehya A. Elsayed +1 more 2019-03-12
9795906 Filter medium and breather filter structure Robert M. Rogers, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more 2017-10-24
9617685 Process for making paper and nonwoven articles comprising synthetic microfiber binders Mark Dwight Clark, Sungkyun Sohn, Ernest Phillip Smith, Chris Delbert Anderson, Charles Stuart Everett 2017-04-11
9303357 Paper and nonwoven articles comprising synthetic microfiber binders Mark Dwight Clark, Sungkyun Sohn, Ernest Phillip Smith, Chris Delbert Anderson, Charles Stuart Everett 2016-04-05
9056268 Liquid filtration media, filter elements and methods Derek O. Jones, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas, Yehya A. Elsayed +1 more 2015-06-16
8641796 Filter medium and breather filter structure Robert M. Rogers 2014-02-04
8512435 Filter medium and breather filter structure Robert M. Rogers 2013-08-20
8460424 Aerosol separator; and method Robert M. Rogers, Brad E. Kahlbaugh, Paul L. Kojetin 2013-06-11
8404014 Aerosol separator Joseph Israel, Eugene F Dunn, III, Paul L. Kojetin, Robert M. Rogers, Lorraine Keating-Klika 2013-03-26
8277529 Filter medium and breather filter structure Robert M. Rogers 2012-10-02
8268033 Filter medium and structure Robert M. Rogers 2012-09-18
8177875 Aerosol separator; and method Robert M. Rogers, Brad E. Kahlbaugh, Paul L. Kojetin 2012-05-15