HF

Hiroaki Fujiwara

PA Panasonic: 38 patents #340 of 21,108Top 2%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Kawasaki: 4 patents #556 of 2,943Top 20%
Canon: 4 patents #10,118 of 19,416Top 55%
MA Mitsui Kinzoku Act: 2 patents #43 of 109Top 40%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
HA Habasit Ag: 1 patents #25 of 76Top 35%
📍 Tochigi, JP: #47 of 2,789 inventorsTop 2%
Overall (All Time): #45,531 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 1–25 of 55 patents

Patent #TitleCo-InventorsDate
12362209 Information processing apparatus, information processing method, article manufacturing system, and article manufacturing method 2025-07-15
11820105 Prepreg, metal-clad laminate, and wiring board Mikio Sato, Yuki Kitai, Masashi Koda, Yasunori HOSHINO 2023-11-21
11603941 Relief valve Masahiro Matsuo 2023-03-14
11555338 Vehicle door latch apparatus Tomoharu Nagaoka 2023-01-17
11477883 Metal-clad laminate, metal foil with resin, and wiring board Kosuke Tsuda, Hirosuke SAITO 2022-10-18
11466706 Valve device Noboru Ito, Hiroshi Itoh 2022-10-11
11454051 Vehicle door latch apparatus Tomoharu Nagaoka 2022-09-27
11401393 Prepreg, metal-clad laminate, and wiring board Yuki Kitai, Mikio Sato, Yasunori HOSHINO, Masashi Koda, Takayoshi Ozeki 2022-08-02
11351755 Metal-clad laminate, printed wiring board and metal foil with resin Yuki Kitai, Mikio Sato 2022-06-07
11293560 Solenoid flow control valve Noboru Ito 2022-04-05
11242425 Resin composition, prepreg, resin-added film, resin-added metal foil, metal-clad layered plate, and wiring plate Mikio Sato, Yuki Kitai, Masashi Koda, Yasunori HOSHINO, Takayoshi Ozeki 2022-02-08
10982692 Swing-back preventing apparatus Masahiro Matsuo 2021-04-20
10897818 Metal-clad laminate, method for producing same, metal foil with resin, and printed wiring board Yuki Kitai 2021-01-19
10870721 Polyphenylene ether resin composition, prepreg, metal-clad laminate and printed wiring board Yuki Kitai, Hirosuke SAITO 2020-12-22
10590223 Polyphenylene ether resin composition, prepreg, metal-clad laminate and printed wiring board Yuki Kitai, Hirosuke SAITO 2020-03-17
10518589 Pneumatic tire Fumitaka Kobayashi 2019-12-31
10240015 Modified polyphenylene ether, method for preparing same, polyphenylene ether resin composition, resin varnish, prepreg, metal-clad laminate and printed circuit board Yuki Kitai 2019-03-26
10047213 Method of curing thermosetting resin composition, thermosetting resin composition, and PREPREG, metal-clad laminate, resin sheet, printed-wiring board, and sealing material in which thermosetting resin composition is used Yuki Kitai, Hirosuke SAITO 2018-08-14
9795033 Method of mounting semiconductor chips, semiconductor device obtained using the method, method of connecting semiconductor chips, three-dimensional structure in which wiring is provided on its surface, and method of producing the same Shingo Yoshioka 2017-10-17
9708468 Thermosetting resin composition, prepreg, metal clad laminate plate, and printed wiring board Yuki Kitai, Hirosuke SAITO 2017-07-18
9637598 Method of curing thermosetting resin composition, thermosetting resin composition, and prepreg, metal-clad laminate, resin sheet, printed-wiring board, and sealing material in which thermosetting resin composition is used Yuki Kitai, Hirosuke SAITO 2017-05-02
9567481 Resin composition, resin varnish, prepreg, metal-clad laminate and printed wiring board Hirosuke SAITO, Yuki Kitai 2017-02-14
9528026 Resin composition, resin varnish, prepreg, metal-clad laminate, and printed wiring board Takashi Sagara, Hidetaka Kakiuchi, Keiko Kashihara, Yuki Kitai, Hirosuke SAITO +1 more 2016-12-27
9351402 Circuit board, and semiconductor device having component mounted on circuit board Shingo Yoshioka, Hiromitsu Takashita, Tsuyoshi Takeda 2016-05-24
9332650 Method of producing multilayer circuit board Shingo Yoshioka 2016-05-03