JF

Junji Fujiwara

PA Panasonic: 59 patents #152 of 21,108Top 1%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
YC Yushiro Chemical Industry Co.: 1 patents #15 of 77Top 20%
Overall (All Time): #30,516 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 26–50 of 68 patents

Patent #TitleCo-InventorsDate
10974338 Arc welding control method Yuya Furuyama, Atsuhiro Kawamoto, Masaru Kowa, Kaito Matsui 2021-04-13
10919100 Arc welding control method Yuya Furuyama, Atsuhiro Kawamoto, Masaru Kowa, Kaito Matsui 2021-02-16
10870161 Arc welding control method Noriyuki Matsuoka, Atsuhiro Kawamoto, Kaito Matsui 2020-12-22
10850354 Laser welding method Atsuhiro Kawamoto, Tatsuyuki Nakagawa, Noriyuki Matsuoka 2020-12-01
10835993 Laser welding method Noriyuki Matsuoka, Atsuhiro Kawamoto, Tatsuyuki Nakagawa 2020-11-17
10807191 Laser welding method, laser welding conditions determining method, and laser welding system Tatsuyuki Nakagawa, Yasushi Mukai, Atsuhiro Kawamoto, Noriyuki Matsuoka 2020-10-20
10786862 Pulse arc welding control method and pulse arc welding device 2020-09-29
10654121 Arc-welding method and arc-welding apparatus Yasushi Mukai, Atsuhiro Kawamoto 2020-05-19
10625358 Arc welder and method for controlling arc welding Atsuhiro Kawamoto, Kaito Matsui 2020-04-21
10610945 Arc welding control method Atsuhiro Kawamoto, Yukinori Hirota, Noriyuki Matsuoka, Kaito Matsui 2020-04-07
10537955 Method for controlling arc welding and arc welding device Atsuhiro Kawamoto, Masaru Kowa 2020-01-21
10518348 Arc welding control method and arc welding device Noriyuki Matsuoka, Yukinori Hirota, Atsuhiro Kawamoto, Masaru Kowa, Akira Nakagawa 2019-12-31
10500667 Arc welding method and arc welding apparatus for adjusting a welding current waveform responsive to a setting voltage adjustment 2019-12-10
10471540 Laser welding method Noriyuki Matsuoka, Yasushi Mukai, Atsuhiro Kawamoto, Tatsuyuki Nakagawa 2019-11-12
10413987 Arc welding control method Noriyuki Matsuoka, Atsuhiro Kawamoto, Kaito Matsui 2019-09-17
10384307 Laser machining system and laser machining method Noriyuki Matsuoka, Yasushi Mukai, Atsuhiro Kawamoto 2019-08-20
10286491 Laser welding method Tatsuyuki Nakagawa, Yasushi Mukai, Atsuhiro Kawamoto, Noriyuki Matsuoka 2019-05-14
10207364 Laser welding condition determination method and laser welding device Atsuhiro Kawamoto, Yasushi Mukai, Tatsuyuki Nakagawa, Tatsuya Ikeda 2019-02-19
10155276 Method of welding surface-treated members using a welding wire Atsuhiro Kawamoto, Yasushi Mukai 2018-12-18
10155285 Laser welding method and laser welding device Yasushi Mukai, Atsuhiro Kawamoto, Tatsuyuki Nakagawa, Noriyuki Matsuoka 2018-12-18
9776273 Arc-welding method and arc-welding apparatus Yasushi Mukai, Atsuhiro Kawamoto 2017-10-03
9050677 Arc welding method and arc welding apparatus Atsuhiro Kawamoto, Yasushi Mukai, Masaru Kowa 2015-06-09
8993926 Method for arc welding Atsuhiro Kawamoto, Akira Nakagawa 2015-03-31
8993925 Arc welding method and arc welding apparatus Yasushi Mukai, Atsuhiro Kawamoto, Masaru Kowa 2015-03-31
8933370 Arc welding control method and arc welding control system Kimiya Sato, Atsuhiro Kawamoto, Akira Nakagawa 2015-01-13