Naoichi Yamamoto

KS Kobe Steel: 2 patents #504 of 2,031Top 25%

NE Nec: 2 patents #5,510 of 14,502Top 40%

OC Osaka Cement Co.: 2 patents #4 of 19Top 25%

SK Seisan Kaihatsu Kagaku Kenkyusho: 2 patents #10 of 31Top 35%

TK Toda Kogyo: 2 patents #141 of 328Top 45%

TO Tosoh: 2 patents #354 of 1,042Top 35%

📍 Suita, JP: #546 of 1,253 inventorsTop 45%

Overall (All Time): #2,303,274 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5229035	Bi-Pb-Sr-Ca-Cu-O system superconductors	Toshio Takada, Mikio Takano, Yoshinari Miura, Jun Takada, Kiichi Oda	1993-07-20
5173475	Bi-Pb-Sr-Ba-Ca-Cu-O system superconductor	Toshio Takada, Mikio Takano, Yoshinari Miura, Jun Takada, Kiichi Oda	1992-12-22