Inventor
IMAI HIROFUMI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “IMAI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO OHKA KOGYO CO LTD
12 patentsUS9308715B2Apr 12, 2016
Laminate and method for separating the same
TOKYO OHKA KOGYO CO LTD10 citations84
US9881829B2Jan 30, 2018
Adhesive composition, laminate, and stripping method
TOKYO OHKA KOGYO CO LTD2 citations72
US10875275B2Dec 29, 2020
Composition for forming separation layer, support base provided with separation layer, laminate and method of producing same, and method of producing electronic component
TOKYO OHKA KOGYO CO LTD0 citations52
US9017932B2Apr 28, 2015
Processed substrate and method for manufacturing same
TOKYO OHKA KOGYO CO LTD1 citations52
US8809457B2Aug 19, 2014
Adhesive composition, adhesive film, and method for treating substrate
TOKYO OHKA KOGYO CO LTD0 citations52
US8357750B2Jan 22, 2013
Adhesive composition and film adhesive
TOKYO OHKA KOGYO CO LTD1 citations52
US8354157B2Jan 15, 2013
Support plate, method for producing the same, and method for processing substrate
TOKYO OHKA KOGYO CO LTD0 citations52
US9682541B2Jun 20, 2017
Bonding method
TOKYO OHKA KOGYO CO LTD0 citations51
US9607875B2Mar 28, 2017
Adhesive composition, laminate, and stripping method
TOKYO OHKA KOGYO CO LTD1 citations51
US10241403B2Mar 26, 2019
Negative photosensitive composition and pattern formation method
TOKYO OHKA KOGYO CO LTD0 citations42
US10793756B2Oct 6, 2020
Adhesive composition, adhesive film, and bonding method
TOKYO OHKA KOGYO CO LTD0 citations41
US9944049B2Apr 17, 2018
Composition for forming release layer, release layer, laminate including release layer, method of preparing laminate, and method of treating laminate
TOKYO OHKA KOGYO CO LTD0 citations41
NIPPON STEEL & SUMITOMO METAL CORP
8 patentsUS10131018B2Nov 20, 2018
Grain-oriented magnetic steel sheet and method of producing the same
NIPPON STEEL & SUMITOMO METAL CORP2 citations73
US11498156B2Nov 15, 2022
Laser processing apparatus
NIPPON STEEL & SUMITOMO METAL CORP1 citations62
US10906134B2Feb 2, 2021
Grain-oriented electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations52
US10773338B2Sep 15, 2020
Laser processing apparatus
NIPPON STEEL & SUMITOMO METAL CORP0 citations42
US9607744B2Mar 28, 2017
Laser processing apparatus and laser irradiation method
NIPPON STEEL & SUMITOMO METAL CORP0 citations42
US10662491B2May 26, 2020
Grain-oriented electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations41
US10434606B2Oct 8, 2019
Grain-oriented electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations41
US10385418B2Aug 20, 2019
Grain-oriented electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations41
IMAI HIROFUMI
4 patentsUS8298365B2Oct 30, 2012
Sticking method and sticking apparatus
IMAI HIROFUMI7 citations82
US9172202B2Oct 27, 2015
Laser apparatus and laser materials processing apparatus provided with same
IMAI HIROFUMI3 citations61
US9115297B2Aug 25, 2015
Adhesive composition
IMAI HIROFUMI1 citations50
US8124685B2Feb 28, 2012
Adhesive composition and film adhesive
IMAI HIROFUMI0 citations40
NIPPON STEEL CORP
3 patentsUS5369661ANov 29, 1994
Semiconductor laser-pumped solid state laser system and optical coupling system coupling semiconductor laser with optical fiber
NIPPON STEEL CORP161 citations99
US7079566B2Jul 18, 2006
Semiconductor laser apparatus capable of routing laser beams emitted from stacked-array laser diode to optical fiber with little loss
NIPPON STEEL CORP43 citations92
US7230968B2Jun 12, 2007
Semiconductor laser device and solid-state laser device using same
NIPPON STEEL CORP12 citations83