Assignee
HOKUSHIN KOGYO KK
JP·3 granted patents·71 citations·filing 1992–1992
Top patents by PatentIndex Score
3 records- 0168US5349765AExcavator for constructing underground continuous wall and construction method using the excavatorHOKUSHIN KOGYO KK·Filed 1992·Granted Sep 27, 1994·36 cites·1 claims
- 0252US5244315AExcavator for constructing underground continuous wall and underground continuous wall construction methodHOKUSHIN KOGYO KK·Filed 1992·Granted Sep 14, 1993·21 cites·9 claims
- 0344US5257471AExcavator for forming underground continuous wallHOKUSHIN KOGYO KK·Filed 1992·Granted Nov 2, 1993·14 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when HOKUSHIN KOGYO KK files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →