DC

Daniel N. Campau

FC Flow-Rite Controls: 43 patents #1 of 15Top 7%
PE PepsiCo: 2 patents #551 of 1,581Top 35%
BE Besser: 1 patents #14 of 28Top 50%
HU Hydra Unlimited: 1 patents #6 of 7Top 90%
SS S. C. Johnson & Son: 1 patents #961 of 1,588Top 65%
TC Trojan Battery Company: 1 patents #7 of 20Top 35%
Overall (All Time): #41,392 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 25 most recent of 58 patents

Patent #TitleCo-InventorsDate
12325150 Hybrid mold vibration Douglas Krentz, Alex Guzman, Clay Cross 2025-06-10
11219173 Deep water culture hydroponic system Scott T. Kloote 2022-01-11
10588276 Hydroponic nutrient aeration and flow control device and system Mark W. Herrema 2020-03-17
10473246 Connector for a fluid handling system Mark W. Herrema, Scott T. Kloote, Dennis J. Anderson 2019-11-12
10008751 System and method for powering a device used in conjunction with a wet cell battery 2018-06-26
9217458 Prevailing torque locknut 2015-12-22
8899896 Nut lock 2014-12-02
8876450 Locknut with cage 2014-11-04
8802258 Low profile manifold for single point watering system for lead-acid batteries Patrick A. Mavrakis 2014-08-12
8734072 Locking threaded fastener 2014-05-27
8679663 Push-in turn-out vent cap for lead-acid battery 2014-03-25
8439616 Locking threaded fastener 2013-05-14
8425168 Locking threaded fastener 2013-04-23
8402988 Stem-mounted tire inflation pressure regulator 2013-03-26
8177468 Locking threaded connection 2012-05-15
8113234 Stem-mounted tire inflation pressure regulator 2012-02-14
8070995 System and method for establishing plumbing kit specifications Roger C. Miller 2011-12-06
8021093 Locking threaded fastener 2011-09-20
8015628 On-tank toilet dispenser Michael C. Fryan, Steven A. Zach, Douglas A. Soller 2011-09-13
7670521 Method and apparatus for the manufacture of conduit with assembled components and conduit assembly made therefrom 2010-03-02
7029786 Single point watering apparatus for lead-acid battery 2006-04-18
6834888 Connector 2004-12-28
6644338 Apparatus for use of single point watering system with monobloc lead-acid batteries 2003-11-11
6443496 Connector for fluid handling system 2002-09-03
6311727 Diverter valve 2001-11-06