MN

Masaaki Negishi

SC Showa Sangyo Co.: 1 patents #18 of 47Top 40%
SU Sunwa: 1 patents #2 of 3Top 70%
Overall (All Time): #2,144,640 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7347426 Stair-climbing wheelchair carrier — 2008-03-25
4758441 Odorless soybeans Isao Nomura 1988-07-19