Inventor · disambiguated record
Hayao Aoyagi
Also filed as: AOYAGI HAYAO
6 granted patents·153 citations·filing 1976–1993
86Inventor score
Top patents by PatentIndex Score
6 records- 0174US4519768AApparatus for horizontally casting concreteTAKENAKA KOMUTEN CO·Filed 1983·Granted May 28, 1985·29 cites·8 claims
- 0272US4043909AApparatus and method for solidification of sludgesTAKENAKA KOMUTEN CO·Filed 1976·Granted Aug 23, 1977·30 cites·4 claims
- 0369US4084383AApparatus and method for multiple spindle kneading for improving groundTAKENAKA KOMUTEN CO·Filed 1976·Granted Apr 18, 1978·23 cites·11 claims
- 0461US4069678ADevice for solidifying sludgy material in a surface layerTAKENAKA KOMUTEN CO INC·Filed 1976·Granted Jan 24, 1978·23 cites·10 claims
- 0560US5478172AApparatus for feeding ultrafine powder in quantitative batch operationKEIHIN RYOKO CONCRETE IND CORP·Filed 1993·Granted Dec 26, 1995·34 cites·4 claims
- 0643US5190396AConcrete leveling apparatusTAKENAKA CORP·Filed 1990·Granted Mar 2, 1993·14 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Hayao Aoyagi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →