YY

Yasunori Yoshida

SL Semiconductor Energy Laboratory: 47 patents #205 of 1,113Top 20%
MC Mitsui Chemicals: 13 patents #98 of 2,279Top 5%
MI Mitsui Toatsu Chemicals, Incorporated: 7 patents #179 of 1,543Top 15%
SM Smc: 6 patents #188 of 737Top 30%
SI Sintokogio: 2 patents #157 of 455Top 35%
TC Toyo Tire & Rubber Co.: 2 patents #160 of 499Top 35%
Overall (All Time): #24,420 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 76–77 of 77 patents

Patent #TitleCo-InventorsDate
4942197 Rubber composition for tire tread Rinichi Nakayama, Satoshi Iwama 1990-07-17
4840988 Rubber composition for tire tread Rinichi Nakayama, Satoshi Iwama 1989-06-20