HO

Hiroshi Oigawa

KO Koa: 2 patents #41 of 157Top 30%
Overall (All Time): #1,861,812 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11510286 Heater temperature control circuit and sensor device using the same Toshitsugu Ueda, Mitsuo Ohashi, Mizuho Shimojima, Takaaki Yano 2022-11-22
10690606 Hydrogen sensor Toshitsugu Ueda 2020-06-23