Koichi Inagaki

IH Ihi: 11 patents #49 of 1,178Top 5%

DE Denso: 7 patents #1,924 of 11,792Top 20%

TT The University Of Tokyo: 5 patents #149 of 2,633Top 6%

Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%

SO Sony: 3 patents #10,744 of 25,231Top 45%

NS Nippon Soken: 2 patents #546 of 1,540Top 40%

OI Oiles: 1 patents #134 of 253Top 55%

SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%

Stanford University: 1 patents #2,251 of 5,197Top 45%

IC Ihi Aerospace Co.: 1 patents #33 of 91Top 40%

📍 Koto, JP: #8 of 153 inventorsTop 6%

Overall (All Time): #138,268 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #	Title	Co-Inventors	Date
5059752	Vacuum switch	—	1991-10-22
4469402	Rear projection screen	Yukio Yata, Yoshio Yatabe	1984-09-04
4418986	Rear projection screen	Yukio Yata	1983-12-06