SN

Shigeharu Naka

TC Toshiba Tungaloy Co.: 2 patents #9 of 61Top 15%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
Overall (All Time): #1,672,780 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4731153 Method to manufacture BaPb.sub.1-x BI.sub.x O.sub.3 single crystal Shinichi Hirano 1988-03-15
4590034 Method for preparing sintered body containing cubic boron nitride and method for preparing cubic boron nitride Shin Hirano 1986-05-20
4545968 Methods for preparing cubic boron nitride sintered body and cubic boron nitride, and method for preparing boron nitride for use in the same Shin Hirano 1985-10-08