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Inventor
KUNIMASA KOICHI
JP
3 patents
⚠️ This page may combine multiple inventors who share the name “KUNIMASA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
2 patents
US4638477A
Jan 20, 1987
Packet exchange data transmission system
HITACHI LTD
31 citations
90
US4507782A
Mar 26, 1985
Method and apparatus of packet switching
HITACHI LTD
50 citations
87
EBARA CORP
1 patent
US7247001B2
Jul 24, 2007
Impeller
EBARA CORP
4 citations
60