YI

Yoshio Irie

NC Nippon Shokubai Co.: 45 patents #7 of 1,108Top 1%
NC Nippon Shokubai Kagaku Kogyo Co.: 13 patents #4 of 341Top 2%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Himeji, JP: #10 of 1,500 inventorsTop 1%
Overall (All Time): #40,647 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
5073612 Hydrophilic polymer and method for production thereof Shigeyasu Morihiro, Teruaki Fujiwara, Masazumi Sasabe, Kaoru Iwasaki 1991-12-17
5064563 Process for producing and use of maleic acid (co-) polymer salt improved in biodegradability Shigeru Yamaguchi, Tokihiro Yokoi, Shorbu Shioji, Teruaki Fujiwara 1991-11-12
4985514 Method for production of water absorbent resin Kazumasa Kimura, Takumi Hatsuda, Tadao Shimomura 1991-01-15
4920202 Method for production of hydrophilic polymer from hydrated gel polymer Kaoru Iwasaki, Takumi Hatsuda, Kazumasa Kimura, Nobuyuki Harada, Kunihiko Ishizaki +2 more 1990-04-24
4734478 Water absorbing agent Tsuneo Tsubakimoto, Tadao Shimomura, Yoshihiko Masuda, Kazumasa Kimura, Takumi Hatsuda 1988-03-29
4666983 Absorbent article Tsuneo Tsubakimoto, Tadao Shimomura 1987-05-19
4625001 Method for continuous production of cross-linked polymer Tsuneo Tsubakimoto, Tadao Shimomura 1986-11-25
4311729 Method for manufacturing a ceramic electronic component by electroless metal plating Gen Itakura, Hideki Kuramitsu, Yamato Takada, Takayuki Kuroda 1982-01-19
4286082 Absorbent resin composition and process for producing same Tsuneo Tsubakimoto, Tadao Shimomura, Yoshihiko Masuda 1981-08-25