SK

Sotoyuki Kitagawa

TC Tonen Chemical: 2 patents #23 of 94Top 25%
TK Tonen Sekiyukagaku K.K.: 1 patents #10 of 24Top 45%
Overall (All Time): #1,654,410 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE34607 Cross-linkable foamable polyolefin resin composition Toshiaki Suzuki, Takashi Nakayama, Takao Kuno 1994-05-10
5091435 Cross-linkable, foamable polyolefin resin composition Toshiaki Suzuki, Takashi Nakayama, Takao Kuno 1992-02-25
4766159 Process for producing polypropylene foam Takashi Nakayama, Masatoshi Isono 1988-08-23