HI

Hirofumi Imai

TC Tokyo Ohka Kogyo Co.: 23 patents #44 of 684Top 7%
NS Nippon Steel: 9 patents #228 of 4,423Top 6%
NM Nippon Steel & Sumitomo Metal: 5 patents #197 of 1,491Top 15%
SC Sun Medical Co.: 2 patents #19 of 59Top 35%
MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
SH Shofu: 2 patents #57 of 145Top 40%
SA San-Apro: 1 patents #14 of 35Top 40%
AH Asahi Group Holdings: 1 patents #28 of 107Top 30%
Overall (All Time): #75,446 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 1–25 of 41 patents

Patent #TitleCo-InventorsDate
12422747 Negative photosensitive resin composition, pattern formation method, and laminated film Takuto Nakao, Tomoyuki SHIBAGAKI, Yuji Nakamura, Kenichi YAMAGATA, Takahiro Kondo +1 more 2025-09-23
11498156 Laser processing apparatus Koji Hirano, Hideyuki Hamamura, Tatsuhiko Sakai 2022-11-15
10919755 Beverage discharge cock, valve rod, and beverage dispenser Tomohiro Takahashi, Yasuhiro Kurabe, Kazuya Shiraishi 2021-02-16
10906134 Grain-oriented electrical steel sheet Hideyuki Hamamura, Tatsuhiko Sakai, Hisashi Mogi, Fumiaki Takahashi, Shunsuke Okumura 2021-02-02
10875275 Composition for forming separation layer, support base provided with separation layer, laminate and method of producing same, and method of producing electronic component Takahiro Yoshioka, Hiroaki Takeuchi 2020-12-29
10793756 Adhesive composition, adhesive film, and bonding method Koki Tamura, Toshiyuki Ogata, Atsushi Kubo, Takahiro Yoshioka 2020-10-06
10773338 Laser processing apparatus Koji Hirano, Hideyuki Hamamura, Tatsuhiko Sakai 2020-09-15
10662491 Grain-oriented electrical steel sheet Takahito MIZUMURA, Fumiaki Takahashi, Masato Mizokami, Hisashi Mogi, Hideyuki Hamamura +2 more 2020-05-26
10434606 Grain-oriented electrical steel sheet Hideyuki Hamamura, Tatsuhiko Sakai, Fumiaki Takahashi, Hisashi Mogi, Shunsuke Okumura 2019-10-08
10385418 Grain-oriented electrical steel sheet Hisashi Mogi, Fumiaki Takahashi, Hideyuki Hamamura, Tatsuhiko Sakai, Shunsuke Okumura 2019-08-20
10241403 Negative photosensitive composition and pattern formation method Tomoyuki Ando 2019-03-26
10130563 Dental polymerizable monomer compositions Kazuhiko Yoshinaga, Hiroshi Naruse, Mitsuji Teramae, Kiyomi Fuchigami, Hidefumi FUJIMURA +1 more 2018-11-20
10130564 Dental polymerizable monomers Kazuhiko Yoshinaga, Hiroshi Naruse, Mitsuji Teramae, Kiyomi Fuchigami, Hidefumi FUJIMURA +1 more 2018-11-20
10131018 Grain-oriented magnetic steel sheet and method of producing the same Koji Hirano, Satoshi Arai, Hideyuki Hamamura 2018-11-20
9944049 Composition for forming release layer, release layer, laminate including release layer, method of preparing laminate, and method of treating laminate Takahiro Yoshioka, Koki Tamura, Atsushi Kubo 2018-04-17
9881829 Adhesive composition, laminate, and stripping method Takahiro Yoshioka, Koki Tamura, Atsushi Kubo, Yasumasa Iwata, Shingo Ishida 2018-01-30
9682532 Laminated body and method for separating laminated body Atsushi Kubo, Koki Tamura, Takahiro Yoshioka, Yasushi Fujii, Yoshihiro Inao 2017-06-20
9682541 Bonding method Atsushi Kubo, Takahiro Yoshioka, Kimihiro Nakada, Shigeru Kato, Yasumasa Iwata 2017-06-20
9607744 Laser processing apparatus and laser irradiation method Koji Hirano, Hideyuki Hamamura 2017-03-28
9607875 Adhesive composition, laminate, and stripping method Takahiro Yoshioka, Koki Tamura, Atsushi Kubo, Yasumasa Iwata, Shingo Ishida 2017-03-28
9415465 Laser processing apparatus and laser processing method Koji Hirano 2016-08-16
9308715 Laminate and method for separating the same Koki Tamura, Atsushi Kubo, Takahiro Yoshioka, Yasushi Fujii, Yoshihiro Inao 2016-04-12
9172202 Laser apparatus and laser materials processing apparatus provided with same Koji Hirano 2015-10-27
9115297 Adhesive composition Koki Tamura, Atsushi Kubo, Takahiro Yoshioka 2015-08-25
9064915 Support method, high-temperature treatment method using same, and support jig Atsushi Kubo, Koki Tamura, Takahiro Yoshioka 2015-06-23