Shoichi Takahashi

HI Hitachi: 12 patents #3,472 of 28,497Top 15%

UT Union Tool: 4 patents #1 of 25Top 4%

PR Proterial: 3 patents #41 of 267Top 20%

Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%

Kawasaki: 2 patents #1,008 of 2,943Top 35%

TC Toho Titanium Co.: 2 patents #55 of 153Top 40%

MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%

Overall (All Time): #150,258 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
5408559	Optoelectronic device	Masando Tozawa, Atsushi Sasayama, Yoshihiko Kobayashi, Hideo Taguchi	1995-04-18