Inventor

IIJIMA RYUJI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “IIJIMA RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO SEIKI KK

2 patents

US5027280AJun 25, 1991

Machining apparatus having a main spindle supported by magnetic bearings

SEIKO SEIKI KK74 citations92

US5105137AApr 14, 1992

Numerical control device for a grinding machine

SEIKO SEIKI KK13 citations68

JAPAN AEROSPACE EXPLORATION

1 patent

US12320306B2Jun 3, 2025

Electricity generation system and aircraft

JAPAN AEROSPACE EXPLORATION0 citations60