Inventor · disambiguated record
Takeshi Iwatsuka
Also filed as: IWATSUKA TAKESHI
5 granted patents·227 citations·filing 1977–1994
85Inventor score
Top patents by PatentIndex Score
5 records- 0194US4886601AColumn filter using bundles of long fibersORGANO KK·Filed 1989·Granted Dec 12, 1989·105 cites·3 claims
- 0278US5262051AApparatus for biological treatment of water and waste, of the attached-growth typeORGANO KK·Filed 1992·Granted Nov 16, 1993·42 cites·7 claims
- 0376US4915833AColumn filter using bundles of long fibersORGANO KK·Filed 1989·Granted Apr 10, 1990·34 cites·15 claims
- 0473US4293423AProcess and apparatus for ion exchange by use of thermally regenerable resinROHM & HAAS·Filed 1977·Granted Oct 6, 1981·27 cites·16 claims
- 0551US5580445AContinuous ion exchange apparatusORGANO CORP·Filed 1994·Granted Dec 3, 1996·19 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →