AT

Akiyoshi Takeda

TC Toyo Tanso Co.: 3 patents #27 of 192Top 15%
📍 Kanonji, JP: #62 of 124 inventorsTop 50%
Overall (All Time): #1,520,531 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9067834 Method of manufacturing a carbon material and the carbon material 2015-06-30
8896099 Carbon material and method of manufacturing the same Kaoru Setani, Hiroaki Matsunaga 2014-11-25
8623510 Graphite material and method for manufacturing the same Masayuki Ito 2014-01-07