YY

Yasumasa Yukawa

AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
NU National University Corporation Gunma University: 1 patents #97 of 263Top 40%
Overall (All Time): #1,000,172 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9440382 Method of manufacture of polytetrafluoroethylene stretched film, and polytetrafluoroethylene stretched film Hiroki Uehara, Takeshi Yamanobe, Yasuhiko Matsuoka 2016-09-13
8337984 Carrier film for fuel cell production process and its production method Tamao Okuya 2012-12-25
6626531 Ink jet recording medium for pigment ink and ink jet recording method Hiroyuki Fujii 2003-09-30
6187419 Recording medium for pigment ink Hitoshi Kijimuta, Sumito Terayama 2001-02-13
5523149 Alumina sol coated recording sheet Hitoshi Kijimuta, Masaaki Saito 1996-06-04