JM

Junji Manaka

RC Ricoh Seiki Company: 1 patents #1 of 3Top 35%
Overall (1997): #124,467 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5683546 Method of etching silicon substrate at different etching rates for different planes of the silicon to form an air bridge 1997-11-04