Shigeru Sakai

SC Shin-Etsu Chemical Co.: 13 patents #344 of 2,176Top 20%

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

Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%

UN Unknown: 2 patents #12,644 of 83,584Top 20%

FK Furukawa Denchi Kabushiki Kaisha: 2 patents #9 of 46Top 20%

Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%

KL Kenwood Limited: 1 patents #119 of 319Top 40%

FC Fujisawa Pharmaceutical Co.: 1 patents #444 of 782Top 60%

T( The Institute Of Physical And Chemical Research (Riken): 1 patents #2 of 17Top 15%

TC Toyo Seikan Co.: 1 patents #498 of 888Top 60%

TK Trio Kabushiki Kaisha: 1 patents #22 of 70Top 35%

Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%

📍 Fujisawa, WA: #3 of 4 inventorsTop 75%

Overall (All Time): #147,200 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #	Title	Co-Inventors	Date
4716576	Apparatus for controlling transmitter-receiver	Kazunori Kudo	1987-12-29
4352510	Support bracket	Yoshihiro Saito, Tsuneo Endo	1982-10-05