HY

Hidehiro Yamaguchi

NC Nihon Parkerizing Co.: 4 patents #11 of 330Top 4%
SC Sekisui Chemical Co.: 3 patents #246 of 908Top 30%
SA Sekisui Specialty Chemicals America: 3 patents #4 of 28Top 15%
HK Henkel Ag & Co. Kgaa: 1 patents #1,145 of 2,331Top 50%
KA Kaneka: 1 patents #886 of 1,525Top 60%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #444,688 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12084526 Vinyl alcohol polymer and method for producing vinyl alcohol polymer Yohei Nishimura, Junichi Niino, Yasunari Kusaka, Nami Nakajima 2024-09-10
10766983 PVOH dispersant for VCM polymerization K. Van Phung, Yohei Nishimura, Tsutomu Ando, Joseba Inaki Iragorri, Kaustubh Ghorpade 2020-09-08
10647791 Polyvinyl alcohol used as dispersing agents for polyvinyl chloride suspension polymerization, dispersing agents comprising the polyvinyl alcohol, and method for producing polyvinyl chloride using the polyvinyl alcohol Yohei Nishimura, Yasunari Kusaka, Nami Nakajima 2020-05-12
10450118 Chemical product packaging film Yasuyuki Ieda 2019-10-22
10023750 Aqueous hydrophilizing surface treatment agent, hydrophilic coating film and hydrophilizing surface treatment method Yusuke Nakamura, Tomohiro Endo 2018-07-17
9284657 Replenisher and method for producing surface-treated steel sheet Yuta Yoshida, Hiroki Sunada, Shigeki Yamamoto 2016-03-15
9175403 Composition for adhesion layer used for multi-layered surface-treatment steel sheet Shigeki Yamamoto, Tomohiro Iko, Wei Li 2015-11-03
8241744 Surface-treated metal material and producing method thereof Ikuo Kikuchi, Kimitaka Hayashi, Yoshio Kimata, Atsushi Morishita, Taihei Kaneto +1 more 2012-08-14
7879772 Process for cold plastic working of metallic materials Shinobu Komiyama, Masayuki Yoshida 2011-02-01
7462582 Waterborne composition for forming protective coatings Shinobu Komiyama, Akihiro Seo 2008-12-09
6221926 Expandable polystyrene resin beads, process for the preparation of them, and foam made by using the same Hidekazu Oohara, Kyoichi Nakamura 2001-04-24