KA

Katsuaki Arai

Kubota: 2 patents #849 of 2,059Top 45%
ML Mitsubishi Paper Mills Limited: 2 patents #171 of 458Top 40%
Overall (All Time): #1,208,045 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9518490 Exhaust gas processing device for engine Takashi Onishi, Yoshikazu Takemoto, Tomoya Akitomo 2016-12-13
9200551 Exhaust treatment apparatus for engine Mitsugu Okuda, Yoshikazu Takemoto, Takashi Onishi, Hozumi Ishida, Manabu Miyazaki +2 more 2015-12-01
7713599 Inkjet recording material Hiroaki Watanabe, Yasuro Yokota, Suguru Kashima 2010-05-11
6838132 Recording sheet and method for preparation thereof Yuji Iguchi 2005-01-04