SN

Sadayuki Nakamura

DT Daido Tokushuko: 10 patents #5 of 382Top 2%
NC Nisshin Steel Co.: 10 patents #16 of 514Top 4%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
DC Daido Steel Co.: 2 patents #47 of 272Top 20%
KC Koyo Seiko Co.: 2 patents #228 of 749Top 35%
NC Nippon Steel Nisshin Co.: 1 patents #52 of 93Top 60%
HK Honda Giken Kogyo K.K.: 1 patents #97 of 311Top 35%
DK Daido Tokushuko K.K.: 1 patents #1 of 19Top 6%
NT Ntn: 1 patents #814 of 1,364Top 60%
Overall (All Time): #146,402 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4270950 Machinable ferrite stainless steels Tatsuo Fujiwara, Shozo Abeyama, Kiyohito Ishida 1981-06-02
4219356 Machinable ferritic stainless steels Tatsuo Fujiwara, Shozo Abeyama, Kiyohito Ishida 1980-08-26