JN

Joji Nakamura

KS Komatsu Shisakusho: 1 patents #7 of 53Top 15%
Sumitomo Electric Industries: 1 patents #159 of 557Top 30%
Overall (1982): #11,711 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4363518 Method and apparatus for fracturing rock beds Shigetake Akanuma 1982-12-14
4329665 Noise suppressing connector Senji Kawai, Yoshihumi Morimoto, Masayuki Watanabe, Hiroshi Yamaya, Hitoshi Kurohata 1982-05-11