MK

Masahiro Kashiwagi

FU Fujikura: 24 patents #21 of 1,407Top 2%
UN Unicharm: 11 patents #108 of 624Top 20%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
NU National University Corporation Hokkaido University: 2 patents #130 of 825Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
MT Mitsubishi Heavy Industries Engine & Turbocharger: 1 patents #139 of 278Top 50%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #55,376 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
12429706 Optical arithmetic device Hiroyuki Kusaka 2025-09-30
12256160 Imaging device, imaging method, and method for producing the imaging device Hiroyuki Kusaka, Yuichiro Kunai 2025-03-18
12242079 Light diffraction element and optical computing system Hiroyuki Kusaka 2025-03-04
11316315 Filter element, laser device, fiber laser device, filter method, and method for manufacturing laser device Hiroyuki Kusaka 2022-04-26
11300039 Precombustion chamber gas engine Daigo Watanabe, Yuta Furukawa 2022-04-12
10994513 Composite structure Yoshinori Nonaka, Kiyoka TAKAGI, Tooru SHITANI, Toshio Abe 2021-05-04
10935729 Method for manufacturing optical device, method for manufacturing laser device, method for adjusting beam quality of laser device Toshio Mouri 2021-03-02
10797463 Fiber laser system and method for controlling same 2020-10-06
10760992 Optical power monitor device and optical power monitor method 2020-09-01
10530113 Fiber laser apparatus and method of manufacturing amplifying coil 2020-01-07
10530118 Fiber laser system, reflection resistance evaluation method and reflection resistance improvement method for same, and fiber laser 2020-01-07
10522967 Fiber laser system, fiber laser system production method, and processing method 2019-12-31
10250009 Fiber laser system and method of outputting laser beam 2019-04-02
10137664 Composite material structure, aircraft wing and aircraft fuselage provided with same, and method for manufacturing composite material structure Yoshinori Nonaka, Toshio Abe 2018-11-27
10094405 Joint structure for composite member Yoshinori Nonaka, Toshio Abe 2018-10-09
10014648 Bridge fiber, combiner, and fiber laser device 2018-07-03
9966727 Fiber laser system 2018-05-08
9935417 Optical-power monitoring device, fiber laser, and optical-power monitoring method having different regions of a second fiber covered by a low-refractive-index resin layer and a high-refractive-index resin layer 2018-04-03
9543733 Photonic bandgap fiber and fiber laser device using same Kunimasa Saitoh 2017-01-10
9529148 Optical fiber and fiber laser device using same 2016-12-27
9475568 Composite structure, aircraft wing and aircraft fuselage including composite structure, and method of manufacturing composite structure Yoshinori Nonaka, Toshio Abe 2016-10-25
9431787 Amplification optical fiber and fiber laser device using the same Tomoya Ichige, Ryuichiro Goto 2016-08-30
9387137 Absorbent article package and method of folding the same along folding lines toward opposite sides thereof Nobuyuki Kato, Tatsuya Tamura, Masashi Kitagawa 2016-07-12
9325142 Optical fiber and fiber laser apparatus using same 2016-04-26
9229157 Sold photonic band gap fiber, fiber module using sold photonic band gap fiber, fiber amplifier, and fiber laser Shoji Tanigawa, Katsuhiro Takenaga, Kunimasa Saitoh 2016-01-05