TH

Toshihiro Hirakawa

NI Ngk Insulators: 3 patents #22 of 224Top 10%
Overall (2018): #54,095 of 503,207Top 15%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10118121 Plugged honeycomb structure and plugged honeycomb segment Kazuya Mori 2018-11-06
10024209 Exhaust gas purification filter, exhaust gas purifier, and method of using exhaust gas purifier Yukio Miyairi, Toshio Yamada 2018-07-17
9987582 Plugged honeycomb structure and plugged honeycomb segment Kazuya Mori 2018-06-05