HA

Hiroyuki Arai

AK Asahi Kasei Kabushiki Kaisha: 1 patents #29 of 178Top 20%
ML Mitsubishi Pencil Company, Limited: 1 patents #5 of 25Top 20%
TO Toyota: 1 patents #1,392 of 3,956Top 40%
Overall (2021): #81,428 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11179962 Pencil lead Satoru Banzai 2021-11-23
11108102 Coolant Yasuaki KODAMA, Masayuki Nagasawa, Yoshimichi UMEHARA, Yoichiro Yoshii, Yu Sasaki 2021-08-31
10898858 Membrane distillation apparatus and hydrophobic porous membrane Kazuto Nagata 2021-01-26