HK

Hiroyuki Kameda

Ngk Spark Plug Co.: 2 patents #43 of 211Top 25%
PL Pfu Limited: 1 patents #17 of 61Top 30%
Overall (2016): #71,717 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9478947 Plasma jet spark plug Naoyuki Mukoyama, Daisuke Kasahara 2016-10-25
9466952 Spark plug 2016-10-11
9420137 Image-reading apparatus, image-processing method, and computer program product Kiyoto Kosaka, Kazuaki Umi 2016-08-16