Inventor · disambiguated record

Toshinori Asahi

Also filed as: ASAHI TOSHINORI

2 granted patents·19 citations·filing 1985–1989

58Inventor score

Technology areasE21C E21D

Files withOKUMURA CORP1 ZAIDAN HOHJIN DOBOKU KENKYU CE1

Top patents by PatentIndex Score

2 records

0129US4998776AShield tunneling with optional section and machineZAIDAN HOHJIN DOBOKU KENKYU CE·Filed 1989·Granted Mar 12, 1991·13 cites·17 claims
0227US4721339ARock crushing device and a method thereofOKUMURA CORP·Filed 1985·Granted Jan 26, 1988·6 cites·4 claims

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