Junichi Ishii

HI Hitachi: 39 patents #529 of 28,497Top 2%

NE Nec: 12 patents #1,037 of 14,502Top 8%

SO Sony: 9 patents #4,874 of 25,231Top 20%

SC Screen Holdings Co.: 8 patents #88 of 686Top 15%

MC Moriden Co.: 3 patents #1 of 9Top 15%

HC Hitachi Automotive Engineering Co.: 3 patents #60 of 314Top 20%

SC Sumitomo Metal Mining Co.: 3 patents #199 of 736Top 30%

MC Mabuchi Motor Co.: 1 patents #109 of 228Top 50%

IC Ihara Chemical Industry Co.: 1 patents #166 of 263Top 65%

DA Daicel: 1 patents #265 of 523Top 55%

DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%

FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%

HS Hitachi-Lg Data Storage: 1 patents #177 of 294Top 65%

CC Central Japan Railway Comany: 1 patents #126 of 313Top 45%

KL Koei Chemical Company, Limited: 1 patents #27 of 81Top 35%

📍 Kyoto, MI: #9 of 21 inventorsTop 45%

Overall (All Time): #24,762 of 4,157,543Top 1%

Patents All Time

Issued Patents All Time

Showing 76–76 of 76 patents

Patent #	Title	Co-Inventors	Date
4323239	Baseball bat	—	1982-04-06