Inventor · disambiguated record
Hironobu Yamazaki
Also filed as: YAMAZAKI HIRONOBU
6 granted patents·106 citations·filing 1974–1980
84Inventor score
Files withTEKKEN CONSTR CO6
Top patents by PatentIndex Score
6 records- 0185US4116487ADevice for removing gravels and the like from discharged mud in hydraulic tunnel boring systemTEKKEN CONSTR CO·Filed 1977·Granted Sep 26, 1978·27 cites·3 claims
- 0278US4167290AShield type hydraulic tunnel boring machineTEKKEN CONSTR CO·Filed 1977·Granted Sep 11, 1979·45 cites·7 claims
- 0359US4057971ABrush-type packing means for shield excavatorTEKKEN CONSTR CO·Filed 1976·Granted Nov 15, 1977·10 cites·8 claims
- 0456US4072021AMethod of driving and forming a tunnel with hydraulic boring machineTEKKEN CONSTR CO·Filed 1976·Granted Feb 7, 1978·9 cites·6 claims
- 0542US3946605AApparatus and method of measuring fluctuations of excavated mud amount in a slurry lineTEKKEN CONSTR CO·Filed 1974·Granted Mar 30, 1976·13 cites·12 claims
- 0631US4384807AExcavation controlling method in hydraulic shield tunnellingTEKKEN CONSTR CO·Filed 1980·Granted May 24, 1983·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →