Inventor · disambiguated record
Nobuatsu Hayashi
Also filed as: HAYASHI NOBUATSU
3 granted patents·198 citations·filing 1988–1991
77Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0196US4879041AProcess for producing ultra-pure water and process for using said ultra-pure waterHITACHI LTD·Filed 1988·Granted Nov 7, 1989·112 cites·15 claims
- 0283US4953694ADistilling apparatusHITACHI LTD·Filed 1988·Granted Sep 4, 1990·51 cites·5 claims
- 0371US5232085ADistillation system with a hydrophobic porous membraneHITACHI LTD·Filed 1991·Granted Aug 3, 1993·35 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →