DW

David L. Walker

ZP Zenith Products: 88 patents #1 of 42Top 3%
BC Bridgestone Sports Co.: 3 patents #96 of 224Top 45%
UC Uniroyal Chemical Company: 2 patents #91 of 230Top 40%
ZE Zenith Electronics: 2 patents #142 of 411Top 35%
UL Uniroyal Chemical Ltd./Ltee: 2 patents #12 of 34Top 40%
SC Sun-Maid Growers Of California: 2 patents #2 of 14Top 15%
ZR Zenith Radio: 1 patents #81 of 184Top 45%
📍 Portland, OR: #107 of 9,213 inventorsTop 2%
🗺 Oregon: #185 of 28,073 inventorsTop 1%
Overall (All Time): #12,232 of 4,157,543Top 1%
109
Patents All Time

Issued Patents All Time

Showing 51–75 of 109 patents

Patent #TitleCo-InventorsDate
D495527 Cart cabinet 2004-09-07
6778961 Method and system for delivering text-to-speech in a real time telephony environment Mark G. Mackelprang, Andrew J. Sipe, David Elsberry 2004-08-17
D493305 Shelf cabinet 2004-07-27
D488636 Spacesaver cabinet 2004-04-20
D488641 Cabinet 2004-04-20
D488329 Cabinet 2004-04-13
D486338 Wall cabinet 2004-02-10
D486339 Wall cabinet with shelves 2004-02-10
D486024 Wall cabinet with shelves 2004-02-03
D486023 Wall cabinet 2004-02-03
D485721 Wall cabinet 2004-01-27
D484344 Wall cabinet 2003-12-30
D479058 Vanity cabinet 2003-09-02
D475865 Spacesaver cabinet 2003-06-17
D473411 Wire caddy 2003-04-22
D473085 Wire tub caddy 2003-04-15
D472748 Wire wall caddy 2003-04-08
D472747 Wire corner caddy 2003-04-08
D472749 Wire ledge caddy 2003-04-08
D463637 Hamper 2002-09-24
D460290 Spacesaver cabinet 2002-07-16
D459617 Cabinet Paul H. Winter 2002-07-02
D459618 Cabinet Paul H. Winter 2002-07-02
D456638 Spacesaver shelving 2002-05-07
D456177 Magazine rack 2002-04-30