CO

Chikayoshi Ota

HW Hisaka Works: 2 patents #13 of 55Top 25%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #2,296,677 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5343913 Wood treating method and apparatus Mitsuhiko Tanahashi, Masafumi Inoue, Syuzo Fukada, Senji Kimoto 1994-09-06
5247975 Wood treating method and apparatus Mitsuhiko Tanahashi, Masafumi Inoue, Syuzo Fukada, Senji Kimoto 1993-09-28