DU

David T. Underwood

SI Siecor: 4 patents #26 of 174Top 15%
AD Ametek, Inc., Plymouth Products Division: 2 patents #1 of 6Top 20%
UC Us Conec: 2 patents #35 of 66Top 55%
DR Dravo: 1 patents #27 of 74Top 40%
UB United States Brass: 1 patents #4 of 8Top 50%
Overall (All Time): #420,808 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9128214 Loose fiber ribbonizing tool and method of ribbonizing optical fibers Jillcha F. Wakjira, Shane Stamey, Michael E. Hughes 2015-09-08
7841777 Adapter with dust shutter Joseph P. Howard, Myron W. Yount, Darrell Childers, Eric Childers 2010-11-30
5806175 Crimp assembly for connecting an optical fiber ribbon cord to a connector 1998-09-15
5781680 Sealed optical fiber connector adapter Michele Rene Womack, Michael de Jong 1998-07-14
5737464 Monolithic optical fiber coupler including sleeve with flexible flap Mike de Jong 1998-04-07
5359688 Metal internal holding clips for fiber optic connector coupling 1994-10-25
5256287 Cartridge filter for faucet attachment 1993-10-26
5008011 Shower dechlorinator using granulated copper alloy filter material 1991-04-16
D316136 Combined shower head and filter 1991-04-09
4958802 Stop valve 1990-09-25
4911840 Water conditioning apparatus 1990-03-27
4779992 Lime slaker 1988-10-25