Kenichi Yamashita

PC Phoenix Electric Co.: 4 patents #8 of 34Top 25%

HI Hitachi: 4 patents #8,942 of 28,497Top 35%

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%

OK Okura Yusoki Kabushiki Kaisha: 2 patents #4 of 17Top 25%

SI Sumitomo Rubber Industries: 2 patents #809 of 1,637Top 50%

NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%

SC Sumitomo Electric Tochigi Co.: 2 patents #6 of 16Top 40%

HC Hisamitsu Pharmaceutical Co.: 2 patents #129 of 383Top 35%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%

JT Japan Tobacco: 1 patents #582 of 1,187Top 50%

JE Jeol: 1 patents #309 of 669Top 50%

ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%

Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%

TC Toyo Tire & Rubber Co.: 1 patents #248 of 499Top 50%

FA Fag Kugelfischer Georg Shäfer Ag: 1 patents #57 of 163Top 35%

📍 Himeji, JP: #59 of 1,500 inventorsTop 4%

Overall (All Time): #150,270 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
4602730	Device for soldering printed board	Shuichi Murakami, Chuichi Matsuda, Tatsuya Matsumae, Mikio Mori	1986-07-29