Inventor · disambiguated record
Norio Sawai
Also filed as: SAWAI NORIO
3 granted patents·17 citations·filing 2000–2001
65Inventor score
Technology areasC02F
Files withSHARP KK3
Top patents by PatentIndex Score
3 records- 0160US6344142B1Waste water treatment method and apparatusSHARP KK·Filed 2000·Granted Feb 5, 2002·8 cites·19 claims
- 0258US6464874B1Waste water treatment method and waste water treatment apparatusSHARP KK·Filed 2000·Granted Oct 15, 2002·8 cites·28 claims
- 0345US6630070B2Wastewater treatment method and wastewater treatment equipment for recycling reactants and unreacted chemicalsSHARP KK·Filed 2001·Granted Oct 7, 2003·1 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Norio Sawai 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 →