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

Kenneth E. Johnson — 30 Patents

QUQuantum: 5 patents #85 of 703Top 15%
MAMaxtor: 4 patents #96 of 656Top 15%
IBM: 3 patents #26,335 of 70,183Top 40%
Delphi Technologies: 3 patents #1,040 of 4,124Top 30%
TCThe Gillette Company: 2 patents #643 of 1,479Top 45%
IUIowa State University: 1 patents #700 of 1,643Top 45%
TFTyson Foods: 1 patents #50 of 108Top 50%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
HBHgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
HGHGST: 1 patents #1,167 of 1,677Top 70%
Coca-Cola: 1 patents #690 of 1,471Top 50%
Waco, TX: #2 of 293 inventorsTop 1%
Texas: #3,931 of 125,132 inventorsTop 4%
Overall (All Time): #121,623 of 4,157,543Top 3%
30 Patents All Time
Kenneth E. Johnson has been granted 30 US patents while listed as an inventor at Quantum. The first was granted in 1981 and the most recent in September 2017. Kenneth E. Johnson ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Kenneth E. Johnson in Waco, TX, US.

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9772279 Sensor for continuous, real-time monitoring of carbon dioxide for chemical contaminants Daniel P. Campbell, Jayme Caspall, Janet Cobb-Sullivan, Robert E. Jones, Larry Starr +2 more 2017-09-26 $152,131,000
9644940 System and method for sensing ammonia Daniel P. Campbell, Jayme Caspall, Janet Cobb-Sullivan, Bonnie Bobzin, Robert E. Jones +1 more 2017-05-09
8618793 High sensitivity glide sensor using frictional heating Shanlin Duan, Jizhong He, John Stephen Hopkins 2013-12-31
8501060 Method and apparatus for controlling the temperature of molds, dies, and injection barrels using fluid media 2013-08-06
8162157 Collapsible bow and arrow stand Stanley Neil Brown 2012-04-24
8133530 One magnetic sided media for low cost and low capacity applications Shanlin Duan, Owen Melroy 2012-03-13 $186,000
8114321 Method and apparatus for thermally controlling a mold, die, or injection barrel 2012-02-14
7476824 Welding apparatus for resistance welding heat exchanger tube to tubesheet Venkatasubramanian Ananthanarayanan, Andrzej M. Pawlak, James M. Payne, Deepak Sharma 2009-01-13
7366643 System, method, and storage medium for determining a packaging design for a container Philip Verdura, Jayson Pankin, William F. Eckenwiler, Andrzej M. Pawlak, Tammy L. Neil 2008-04-29
7253372 Method for welding heat exchanger tube to tubesheet Venkatasubramanian Ananthanarayanan, James M. Payne, Deepak Sharma, Andrzej M. Pawlak 2007-08-07
6998183 Magnetic recording medium with multilayer carbon overcoat Shahid A. Pirzada, Ian L. Sanders, Jia-Jay Liu 2006-02-14 $13,035,000
6875492 Carbon overcoat for magnetic recording medium Shahid A. Pirzada, Ian L. Sanders, Jia-Jay Liu 2005-04-05 $20,322,000
6852262 Insert molding razor cartridges William Brown, William C. Carson, III, Alexander Chenvainu, Thomas A. Christman, Charles P. Kiricoples +3 more 2005-02-08 $262,073,000
6839968 Shaving systems William Brown, William C. Carson, III, Alexander Chenvainu, Thomas A. Christman, Charles P. Kiricoples +3 more 2005-01-11 $100,427,000
6811890 Intermediate layer for antiferromagnetically exchange coupled media Jianing Zhou, Geon Choe 2004-11-02 $5,898,000
6753100 Magnetic recording media having adjustable coercivity using multiple magnetic layers and method of making same Bunsen Y. Wong, Bing Zhang 2004-06-22 $10,647,000
6628464 Slotted peep 2003-09-30
6589054 Inspection of teeth using stress wave time non-destructive methods Daniel A. Tingley 2003-07-08
5595893 Immobilization of microorganisms on a support made of synthetic polymer and plant material Anthony L. Pometto, Ali Demirci 1997-01-21
5422760 Disk drive method using zoned data recording and PRML sampling data detection with digital adaptive equalization William Louis Abbott, Hung C. Nguyen 1995-06-06 $5,371,000
5375145 Multi-mode gain control loop for PRML class IV sampling data detection channel William Louis Abbott, Hung C. Nguyen 1994-12-20 $7,497,000
5345342 Disk drive using PRML synchronous sampling data detection and asynchronous detection of embedded sector servo William Louis Abbott, Hung C. Nguyen 1994-09-06 $9,135,000
5341249 Disk drive using PRML class IV sampling data detection with digital adaptive equalization William Louis Abbott, Hung C. Nguyen 1994-08-23 $2,904,000
5298324 Magnetic recording medium having a cobalt-plantinum-chromium alloy magnetic layer and a chromium-tungsten underlayer a specified underlayer thickness range Peter Ivett, Richard E. Nelson 1994-03-29 $7,345,000
5258933 Timing control for PRML class IV sampling data detection channel William Louis Abbott, Hung C. Nguyen 1993-11-02 $6,585,000