SJ

Stephen Harold Johnston

BP British Aerospace Plc: 3 patents #4 of 139Top 3%
BL British Aerospace Public Limited: 1 patents #89 of 380Top 25%
📍 Balderstone, GB: #1 of 20 inventorsTop 5%
Overall (All Time): #1,279,075 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6039239 Method of manufacturing structural parts, particularly for use in aircraft Alan Derek Collier, John Frederick Eastham 2000-03-21
5809737 Structural parts for use in aircraft Alan Derek Collier, John Frederick Eastham 1998-09-22
5344063 Method of making diffusion bonded/superplastically formed cellular structures with a metal matrix composite Duncan R. Finch, Brian Ginty 1994-09-06
4901552 Apparatus and a method for fabricating superplastically formed structures Brian Ginty, Duncan R. Finch 1990-02-20