Inventor · disambiguated record
Nobutaka Koibuchi
Also filed as: KOIBUCHI NOBUTAKA
3 granted patents·129 citations·filing 1984–1987
76Inventor score
Top patents by PatentIndex Score
3 records- 0185US4995765AMethod of collecting wastes and system thereforSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Feb 26, 1991·68 cites·22 claims
- 0267US4631076AApparatus for removing carbon particles from exhaust gas from internal combustion engineTOKYO ROKI KK·Filed 1984·Granted Dec 23, 1986·34 cites·1 claims
- 0366US4993882AWaste collection methodSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Feb 19, 1991·27 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →