KA

Kenichi Arai

UN Unknown: 2 patents #29 of 1,079Top 3%
📍 Tomiya, JP: #1 of 1 inventorsTop 100%
Overall (1982): #11,283 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4363769 Method for manufacturing thin and flexible ribbon wafer of _semiconductor material and ribbon wafer Noboru Tsuya 1982-12-14
4339508 Method for manufacturing a thin and flexible ribbon of superconductor material Noboru Tsuya 1982-07-13