HO

Hisao Ohnishi

OC Osaka Gas Co.: 1 patents #2 of 18Top 15%
Overall (2020): #448,964 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10823718 Gas alarm, control device and program Naoyoshi MURATA, Takuya Suzuki, Makoto Okamura, Tsuyoshi Kamioka, Atsushi Nonaka 2020-11-03