JH

John A. Helmsderfer

UN Unknown: 9 patents #1,046 of 83,584Top 2%
PL Partners In Innovation Limited: 7 patents #1 of 10Top 10%
MC Mcguire Manufacturing Co.: 3 patents #1 of 4Top 25%
TR Truebro: 2 patents #3 of 4Top 75%
Overall (All Time): #47,606 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 25 most recent of 54 patents

Patent #TitleCo-InventorsDate
10757872 Multi-functional and modular tree removal and maintenance apparatus and related methods Stuart McDowell, Florin Ababei, Alex Androski 2020-09-01
10525487 Garden watering device Nathan Maggard, Andrew Ahr, Nicholas Jeffers, Yani Deros, Craig Ovans 2020-01-07
D827090 Lawn and garden sprinkler 2018-08-28
D825716 Sprinkler with fold-out legs Nathan Maggard 2018-08-14
9724708 Garden watering device Nathan Maggard, Andrew Ahr, Nicholas Jeffers, Yani Deros, Craig Ovans 2017-08-08
9597699 Water flow metering device Andrew Ahr 2017-03-21
8910887 Garden watering device Nicholas Jeffers 2014-12-16
8739843 Multi-functional and modular tree removal and maintenance apparatus and related methods Stuart McDowell, Florin Ababei, Alex Androski 2014-06-03
7426765 Baby diaper changing station 2008-09-23
7426761 Patient immobilization device Brian Tomcany 2008-09-23
7260859 Baby diaper changing station 2007-08-28
7165278 Patient immobilization device Brian Tomcany 2007-01-23
7036167 Patient immobilization device Brian Tomcany 2006-05-02
6859966 Baby diaper changing station 2005-03-01
6619734 Child support device with displaceable seat element 2003-09-16
6224148 Child support device with removable seat element Greg Lee 2001-05-01
6203102 Child support device with slidable seat element Greg Lee 2001-03-20
D435893 Undersink shield 2001-01-02
D431288 Undersink shield 2000-09-26
6074007 Child support device with slidable seat element Greg Lee 2000-06-13
6055688 Baby diaper changing station with hidden hinge structure David Memke 2000-05-02
6049928 Baby diaper changing station 2000-04-18
6032310 Baby diaper changing station with integral flange structure David Memke 2000-03-07
6028627 Camera system for capturing a sporting activity from the perspective of the participant 2000-02-22
6012480 Cover assembly for covering undersink piping utilizing sliding cover pieces 2000-01-11