HN

Hideo NAKAOKA

YA Yamashin-Filter: 2 patents #1 of 6Top 20%
Overall (2018): #144,304 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10058801 Filter with diverse shaped and dimensioned protrusions formed on an end plate of its cylindrically shaped filter material Jiro Inoue 2018-08-28
9987570 Filter element and filtering device Meiho Taku 2018-06-05