JM

John C. Martin

DL Diesel Equipment Limited: 4 patents #1 of 5Top 20%
BL British Aerospace Public Limited: 1 patents #11 of 60Top 20%
📍 Toronto, CA: #3 of 155 inventorsTop 2%
Overall (1989): #2,712 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4865079 High pressure hydraulic flow control valve Paul H. Martin, Roy G. R. Furzer 1989-09-12
4865389 Control system for vehicles 1989-09-12
4860813 Doors for vans Jan Ballyns, Paul H. Martin 1989-08-29
4856738 Adjustable seating arrangement for aircraft 1989-08-15
4825909 High pressure hydraulic flow control valve Paul H. Martin, Roy G. R. Furzer 1989-05-02