TO

Takashi Ooishi

HC Hitachi-Johnson Controls Air Conditioning: 2 patents #38 of 179Top 25%
ML Mitsui Mining Company, Limited: 1 patents #30 of 92Top 35%
📍 Tochigi, JP: #1,056 of 2,789 inventorsTop 40%
Overall (All Time): #1,443,243 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10612797 Outdoor unit for air conditioner Takayuki Hashimoto, Shin Miura, Rei KASAHARA 2020-04-07
10527299 Outdoor unit for air conditioner, and air conditioner Takayuki Hashimoto, Masayoshi Murofushi 2020-01-07
5026412 Production process of machinable ceramics Akira Matsumoto 1991-06-25