YI

Yoshihide Ishikawa

UN Unicharm: 8 patents #135 of 624Top 25%
HI Harima Chemicals, Incorporated: 5 patents #7 of 188Top 4%
NO Nippon Oil: 2 patents #264 of 773Top 35%
NC Nippon Zeon Co.: 2 patents #188 of 609Top 35%
Overall (All Time): #376,566 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11021839 Recovery method for organic acid, and production method for recycled pulp Takayoshi Konishi, Toshio Hiraoka, Takashi Kato, Noritomo Kurita 2021-06-01
10568486 Production method and production apparatus for cleaning implement 2020-02-25
10251525 Method and apparatus for forming compression-bonding portion to continuous body of web member with fiber bundle Kazuhiko Hoshika, Hisaoki Nobukuni 2019-04-09
10251526 Method and apparatus for forming compression-bonding portion to continuous body of web member with fiber bundle Kazuhiko Hoshika, Hisaoki Nobukuni 2019-04-09
9340002 Method of manufacturing wet wipes, manufacturing apparatus, and wet wipes Takeshi Bando 2016-05-17
9242826 Method and apparatus for manufacturing wet wipes Takeshi Bando, Daisuke Miyake, Ikue Hiramatsu 2016-01-26
9232876 Package structure Takeshi Bando, Daisuke Miyake, Ikue Hiramatsu 2016-01-12
9144519 Method for producing tampon and apparatus for producing tampon 2015-09-29
5780399 Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition Shinsuke Hasegawa, Michio Miyamoto, Shizuo Kitahara, Yutaka Shikatani, Jinichi Igarashi 1998-07-14
5723417 Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition Shizuo Kitahara, Yutaka Shikatani, Junichi Igarashi, Shinsuke Hasegawa, Michio Miyamoto 1998-03-03
5399660 Sizing agent composite for papermaking Sadayuki Uchida, Tomohiko Nakata, Masao Hamada, Shinichi Kimura, Satoru Iwasa 1995-03-21
5201944 Size composition for papermaking Tomohiko Nakata, Hirofumi Aoki, Shoichi Yano, Masao Hamada 1993-04-13
4544608 Method of manufacturing aqueous fortified rosin dispersion Yasutaka Nishi, Masao Hamada, Setsuo Inoue 1985-10-01