KA

Kenichi Akazawa

EB Ebara: 3 patents #14 of 180Top 8%
Overall (2023): #72,357 of 537,848Top 15%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D989012 Elastic membrane Osamu Nabeya, Shingo Togashi, Satoru Yamaki, Tomoko Owada, Cheng Cheng +1 more 2023-06-13
D981969 Elastic membrane for semiconductor wafer polishing apparatus Tomoko Owada, Osamu Nabeya, Makoto Fukushima, Yuichi Kato 2023-03-28
D981459 Retaining ring for substrate Osamu Nabeya 2023-03-21