JB

Juan J. Barrena

Illinois Tool Works: 17 patents #153 of 4,258Top 4%
TM Tower Manufacturing: 8 patents #5 of 27Top 20%
AR Ark-Les: 1 patents #9 of 26Top 35%
📍 Johnston, RI: #2 of 131 inventorsTop 2%
🗺 Rhode Island: #158 of 6,211 inventorsTop 3%
Overall (All Time): #135,685 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5072078 Rotary switch Chepur P. Rao, John J. Astley 1991-12-10
4825020 Slide switch Chepur P. Rao 1989-04-25
4652706 Double pole switch construction Chepur P. Rao 1987-03-24