HH

Hayao Hirai

Mitsubishi Electric: 9 patents #3,275 of 25,717Top 15%
📍 Ebeye: #565 of 4,528 inventorsTop 15%
Overall (All Time): #589,878 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5914876 Numerical controller having expanded control word set 1999-06-22
5815400 Machining method using numerical control apparatus Akihiko Fujimoto 1998-09-29
5786777 Data compression communication method between a main control unit and terminals 1998-07-28
5444640 Numerical control method for controlling various kinds of machine tools by correcting for thermal displacement 1995-08-22
4978901 Machining data forming system for numerical control device 1990-12-18
4914364 Numerical control apparatus 1990-04-03
4881021 Numerical control equipment 1989-11-14
4811303 Integrated circuit memory with common address register and decoder 1989-03-07
4767972 Numerical control equipment 1988-08-30