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

Keith C. Johnson — 22 Patents

EMEmc: 9 patents #357 of 3,345Top 15%
ECEmc Ip Holding Company: 9 patents #516 of 4,608Top 15%
DPDell Products: 4 patents #1,648 of 6,855Top 25%
Medway, MA: #10 of 178 inventorsTop 6%
Massachusetts: #4,977 of 88,656 inventorsTop 6%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Keith C. Johnson has been granted 22 US patents while listed as an inventor at Emc. The first was granted in 2003 and the most recent in March 2024. Keith C. Johnson ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Keith C. Johnson in Medway, MA, US.

Patents per Year

Patents granted per year, 2003 to 2024Bar chart with a peak of 5 patents in 2018.peak 52003: 1 patents20032004: 1 patents2007: 2 patents20072009: 3 patents2014: 1 patents20142015: 1 patents2017: 1 patents20172018: 5 patents2019: 2 patents20192022: 2 patents2023: 1 patents20232024: 2 patents2024

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11930607 Tool-less, limited rotation, telescoping fastener Amrita Sidhu Maguire, Ilhan C. Gundogan, Jason J. Duquette 2024-03-12
11916358 Power distribution units for equipment Francis William French, Kanu D. Patel 2024-02-27
D995517 Storage drive enclosure Ilhan C. Gundogan 2023-08-15
11483945 High-density cable management bar Ilhan C. Gundogan 2022-10-25
11404852 Power distribution units for equipment Francis William French, Kanu D. Patel 2022-08-02
10497490 Variable-length conductor system Joseph P. King, Jr. 2019-12-03
10412852 Multi-piece storage shuttle Spero Tsefrekas, Ryan C. McDaniel, Jeffrey M. Lewis, Frank Miyahira, Keith L. Daly 2019-09-10
10154607 Cable management Thomas R. Thibodeau, Spero Tsefrekas, Kanu D. Patel 2018-12-11
10154608 Cable management Thomas R. Thibodeau, Jeffrey M. Lewis 2018-12-11
10058004 Interlock assembly 2018-08-21
10044156 Cable management Thomas R. Thibodeau, Spero Tsefrekas, Jonathan P. Sprague, Antonio L. Fontes 2018-08-07
9992903 Modular rack-mountable IT device Daniel Dufresne, Frank Miyahira 2018-06-05
9854690 3U “T” shaped chassis design with rail features Gordon A. Frye, Ralph C. Frangioso, Jr., Robert P. Wierzbicki, John Blondin 2017-12-26
9131624 Rack-mountable IT device Ralph C. Frangioso, Jr., Robert P. Wierzbicki, W. Brian Cunningham, Michael Gregoire, Justin P. Bandholz +1 more 2015-09-08 $8,231,000
8749966 Data storage drive carrier Maida Boudreau, Ilhan C. Gundogan, Albert F. Beinor, Jr., Joseph P. King, Jr., Joseph L. Brigham, Jr. +2 more 2014-06-10 $9,197,000
7572147 Line cord filter Robert P. Wierzbicki 2009-08-11 $26,046,000
7573726 Latch assembly Gerald J. Cote, Albert F. Beinor, Jr., Ilhan C. Gundogan, W. Brian Cunningham, Joseph P. King, Jr. 2009-08-11 $26,046,000
7486526 Techniques for redundant computing from within a 1U form factor with improved serviceability and high availability characteristics Ralph C. Frangioso, Jr., Thomas J. Connor, Jr., Robert P. Wierzbicki, Michael L. Schillinger, Steven R. Cieluch 2009-02-03 $55,823,000
7258569 Connector-alignment collar for blind mating electrical connectors John Palker, Robert P. Wierzbicki 2007-08-21 $53,871,000
7229294 Supplying power Kanu D. Patel, Phillip J. Roux 2007-06-12 $96,414,000
6762362 Apparatus and method for connecting a power supply to multiple backplanes within an electronic equipment cabinet Barry Cavanaugh 2004-07-13 $95,589,000
6621692 Computerized system having an interface apparatus with improved mounting features Edward Claprood 2003-09-16 $218,023,000