HY

Hideki Yokoyama

SC Sumitomo Seika Chemicals Co.: 14 patents #6 of 365Top 2%
Tdk: 6 patents #953 of 3,796Top 30%
BL Bridgestone Tire Company Limited: 5 patents #34 of 438Top 8%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
SC Shinko Pantec Co.: 1 patents #31 of 55Top 60%
TC Toyo Seat Co.: 1 patents #11 of 28Top 40%
FI Fujimi Incorporated: 1 patents #125 of 216Top 60%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
NO Nof: 1 patents #246 of 561Top 45%
Overall (All Time): #98,008 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
11420184 Water-absorbent resin particle Hiroki Yabuguchi, Hiromi Miyashita 2022-08-23
11241669 Water-absorbent resin particles Hiroki Yabuguchi, Misaki Taniguchi 2022-02-08
11136420 Water-absorbent resin and method of producing water-absorbent resin Tetsuhiro Hinayama, Masahiro Murakami, Hiroki Yabuguchi 2021-10-05
10525443 Water-absorbent resin and absorbent article Masahiro Murakami, Tetsuhiro Hinayama, Hiroki Yabuguchi 2020-01-07
10323105 Water-absorbent resin and absorbent article Hiroki Yabuguchi, Tetsuhiro Hinayama, Maoki Hama 2019-06-18
9982069 Water-absorbent resin and absorbent article Tetsuhiro Hinayama, Masahiro Murakami, Hiroki Yabuguchi 2018-05-29
9925294 Water-absorbent resin and absorbent article Tetsuhiro Hinayama, Masahiro Murakami, Hiroki Yabuguchi 2018-03-27
9873755 Method of manufacturing water-absorbent resin, water-absorbent resin, water-absorbing agent and absorbent article Masahiro Murakami, Tetsuhiro Hinayama, Hiroki Yabuguchi 2018-01-23
9132413 Method for producing a water-absorbent resin Sachi Kikuno, Atsushi Heguri, Nobuhiro Maeda 2015-09-15
9102771 Method for producing a water-absorbent resin Atsushi Heguri, Nobuhiro Maeda 2015-08-11
9074022 Process for production of water-absorbent resin Yasuhiro Nawata 2015-07-07
8883944 Method for producing a water-absorbent resin Atsushi Heguri, Sachi Kikuno, Nobuhiro Maeda 2014-11-11
8859700 Method for producing a water-absorbent resin Sachi Kikuno, Atsushi Heguri, Nobuhiro Maeda 2014-10-14
8841395 Method for producing a water-absorbent resin Sachi Kikuno, Atsushi Heguri, Nobuhiro Maeda 2014-09-23
7318868 Paste coating method Atsushi Takeda 2008-01-15
7115302 Paste coating method Atsushi Takeda 2006-10-03
6991287 Vehicle seat system Kazuharu Ogawa, Kouji Matsushita, Kenji Muramatsu, Naoki Kaneko 2006-01-31
6956731 Laminate type electronic component Akitoshi Yoshii, Takashi Kamiya, Atsushi Takeda, Masauki Okabe 2005-10-18
6771485 Ceramic electronic device, paste coating method, and paste coating apparatus Atsushi Takeda 2004-08-03
6729003 Process for producing a ceramic electronic component Takaya Ishigaki, Akira Sasaki, Shintarou Kon, Tetuji Maruno 2004-05-04
6713589 Phenyl, naphthly or fluorene cyclopentyl epoxy resins Haruaki Sue, Shinsuke Hagiwara, Fumio Furusawa, Seiichi Akagi, Akihiro Kobayashi 2004-03-30
6381118 Ceramic electronic component having electronic component containing cuprous oxide Takaya Ishigaki, Akira Sasaki, Shintarou Kon, Tetuji Maruno 2002-04-30
6329492 Phenyl, naphthyl or fluorene cyclopentyl epoxy resins Haruaki Sue, Shinsuke Hagiwara, Fumio Furusawa, Seiichi Akagi, Akihiro Kobayashi 2001-12-11
6228816 Aqueous cutting fluid, aqueous cutting agent, and process for cutting hard brittle materials with the same Kenji Ito, Shunji Maemichi, Hutoshi Nakanishi, Masahiro Ishidoya, Takashi Tanaka +3 more 2001-05-08
6033571 Activated sludge treatment method and apparatus Susumu Hasegawa, Masahiko Miura, Kenji Katsura, Akihiko Hogetsu 2000-03-07