CY

Chikayasu Yamazaki

TI Toray Industries: 3 patents #932 of 3,690Top 30%
Overall (All Time): #1,662,460 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5148023 Ultraviolet ray measuring apparatus for predicting sunburn level and for obtaining SPF values of cosmetics Mutsumi Hayashi, Ryoji Takamura, Minoru Ueda, Ichiro Kumo 1992-09-15
4566319 Process and apparatus for measuring thermal shrinkage properties of yarn Jun Torikai, Ichiro Kumo 1986-01-28
4182167 Yarn tension meter Takao Nakayama, Michio Ohno 1980-01-08