TM

Takashige Maekawa

AC Asahi Glass Co.: 29 patents #15 of 2,251Top 1%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Overall (All Time): #132,409 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5133802 Water and oil repellent composition Masaru Nakamura, Masashi Matsuo, Mikio Sasabe, Hiroyuki Fujimoto 1992-07-28
5057577 Water and oil repellant Masashi Matsuo, Katsuji Ito 1991-10-15
4859754 Water and oil repellant having desoiling properties Kazuya Oharu, Tomoko Sakaguchi 1989-08-22
4761459 Surface modifier Masashi Matsuo, Nobuyuki Yamagishi 1988-08-02