IS

Isao Sawamoto

PE Permelec Electrode: 2 patents #3 of 6Top 50%
Overall (1997): #37,402 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5626769 Ozone water treatment method and apparatus — 1997-05-06
5607562 Electrolytic ozone generator Takayuki Shimamune 1997-03-04