JB

Jun Birukawa

PC Prime Polymer Co.: 3 patents #7 of 116Top 7%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #1,342,674 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12384908 Multilayer polypropylene film for capacitor Satoshi Tamura, Hiroki Shimizu 2025-08-12
10256041 Polypropylene for film capacitor, biaxially stretched film for film capacitor, film capacitor, and process for producing the same Satoshi Tamura, Hiroki Shimizu 2019-04-09
8257822 Film for thermal sterilization packaging Mitsuo Kawata, Kunihiko Takesue, Keita Itakura, Tokutaro Kimura 2012-09-04