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Inventor
SEKI SEIJI
JP
6 patents
⚠️ This page may combine multiple inventors who share the name “SEKI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOMATSU MFG CO LTD
3 patents
US4635466A
Jan 13, 1987
Die cushion apparatus for use in a press machine
KOMATSU MFG CO LTD
34 citations
88
US7516695B2
Apr 14, 2009
Press machine
KOMATSU MFG CO LTD
3 citations
61
US7406851B2
Aug 5, 2008
Die cushion controlling apparatus and die cushion controlling method
KOMATSU MFG CO LTD
6 citations
60
RENESAS ELECTRONICS CORP
1 patent
US10108249B2
Oct 23, 2018
Memory control circuit
RENESAS ELECTRONICS CORP
2 citations
69
KOMATSU IND CORP
1 patent
US7287409B2
Oct 30, 2007
Die cushion device
KOMATSU IND CORP
6 citations
60
HITACHI CONSTRUCTION MACH CO
1 patent
US12435486B2
Oct 7, 2025
Deep foundation excavator
HITACHI CONSTRUCTION MACH CO
0 citations
40