SY

Shunsuke Yasunori

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi, Ltd., Trustee, For The Benefit Of Hitachi Air Conditioning Systems Co.: 1 patents #1 of 26Top 4%
Overall (All Time): #2,171,419 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7082786 Scroll compressor and refrigerating system using ammonia group refrigerant Kenji Tojo, Mutsunori Matsunaga 2006-08-01
6708520 Scroll compressor and refrigerating system using ammonia group refrigerant Kenji Tojo, Mutsunori Matsunaga 2004-03-23