RB

Robert B. Butler

📍 San Diego, CA: #4,663 of 23,606 inventorsTop 20%
🗺 California: #66,801 of 386,348 inventorsTop 20%
Overall (All Time): #579,813 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D661459 Butterfly bowtie 2012-06-12
6536966 Expandable keyboard for small computers and the like 2003-03-25
6092944 Expandable keyboard including flexible flat cable conductors 2000-07-25
6068417 Electrical key connection for expandable keyboard 2000-05-30
5938353 Expandable keyboard for small computers and the like 1999-08-17
5122909 Microlens connector 1992-06-16
4796404 Light-transmitting thermal barrier 1989-01-10
4455010 Resilient support 1984-06-19
4443978 Movable thermal barrier for solar heated building 1984-04-24