TO

Tadao Ohba

OC Ohba Building Maintenance Co.: 5 patents #1 of 1Top 100%
Overall (All Time): #1,050,812 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6003471 Apparatus for inhibitively preventing birds from gathering 1999-12-21
5918404 Apparatus for inhibitively preventing birds from gathering 1999-07-06
5836114 Apparatus for inhibitively preventing birds from crowding 1998-11-17
5666767 Apparatus for inhibitively preventing birds from crowding 1997-09-16
5649394 Apparatus for inhibitively preventing birds from crowding 1997-07-22