SO

Shigehiro OHTSUKA

Ngk Spark Plug Co.: 1 patents #88 of 211Top 45%
Overall (2016): #228,765 of 481,213Top 50%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9476863 Gas sensor with porous protection layers Shun Sakuma, Masaki Onkawa, Toru Iwano, Tatsuhiko MURAOKA, Masaki Mizutani 2016-10-25