Assignee
ZAIDAN HOJIN SEKITAN GIJUTSU K
JP·2 granted patents·83 citations·filing 1986–1986
Technology mixE21C2
Top patents by PatentIndex Score
2 records- 0175US4741577ADouble ranging drum cutter having load controllerZAIDAN HOJIN SEKITAN GIJUTSU K·Filed 1986·Granted May 3, 1988·43 cites·1 claims
- 0273US4715657ADouble ranging drum cutter having bedrock sensor based on video image processing systemZAIDAN HOJIN SEKITAN GIJUTSU K·Filed 1986·Granted Dec 29, 1987·40 cites·1 claims
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