HK

Hirofumi Kawaguchi

Nichia: 14 patents #120 of 1,531Top 8%
MC Mita Industrial Co.: 10 patents #123 of 891Top 15%
RE Renesas Electronics: 10 patents #332 of 4,529Top 8%
KM Kyocera Mita: 4 patents #152 of 763Top 20%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
FC Fuji Impulse Co.: 1 patents #6 of 12Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
KS Kyocera Document Solutions: 1 patents #1,174 of 1,545Top 80%
NC Nihon Techno Co.: 1 patents #3 of 3Top 100%
Pioneer: 1 patents #1,107 of 1,730Top 65%
📍 Tokushima, JP: #24 of 1,059 inventorsTop 3%
Overall (All Time): #66,864 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
12289935 Method for manufacturing light-emitting element Takeshi Baba, Taku YUASA, Kazuki Kumegawa 2025-04-29
11508779 Light emitting element 2022-11-22
11440466 Semiconductor device and message image signal output method Koji Yasuda, Akihide Takahashi 2022-09-13
11173671 Electric heating device Yasuo Hashimoto 2021-11-16
11145093 Semiconductor device, image processing system, image processing method and computer readable storage medium Akihide Takahashi 2021-10-12
11094847 Light-emitting device having gap portion between portion of insulating film and side surface of light-emitting layer 2021-08-17
11094037 Semiconductor device, image processing system, image processing method and computer readable storage medium Akihide Takahashi 2021-08-17
10804450 Method of making layered structure with metal layers using resist patterns and electrolytic plating Akinori Yoneda, Kouichiroh Deguchi 2020-10-13
10766405 Semiconductor device and message image output method Koji Yasuda, Akihide Takahashi 2020-09-08
10672945 Method for manufacturing light emitting device 2020-06-02
10417973 Image processing device and image processing method 2019-09-17
10396249 Semiconductor light emitting element and method of manufacturing the same Akinori Yoneda, Hisashi Kasai, Kazuki Kashimoto, Masafumi Itasaka 2019-08-27
9876147 Semiconductor light emitting element and method of manufacturing the same Akinori Yoneda, Hisashi Kasai, Kazuki Kashimoto, Masafumi Itasaka 2018-01-23
9818372 Image processing apparatus, image processing method, and program product 2017-11-14
9805663 Image processing device and image processing method 2017-10-31
9645532 Fixing device and image forming apparatus 2017-05-09
9601668 Light emitting device Akinori Yoneda, Kazuki Kashimoto 2017-03-21
9530950 Method of manufacturing nitride semiconductor light emitting element having thick metal bump Akinori Yoneda, Kouichiroh Deguchi 2016-12-27
9461210 Light emitting element and light emitting device using the same Koichi TAKENAGA, Kazuki Kashimoto 2016-10-04
9385280 Semiconductor light emitting element and method of manufacturing the same Akinori Yoneda, Hisashi Kasai, Kazuki Kashimoto, Masafumi Itasaka 2016-07-05
9373305 Semiconductor device, image processing system and program 2016-06-21
9231159 Method of manufacturing nitride semiconductor light emitting element having thick metal bump Akinori Yoneda, Kouichiroh Deguchi 2016-01-05
9214010 Image processing apparatus, image processing method, and program product 2015-12-15
9142187 Semiconductor device, image processing system, and program 2015-09-22
8728843 Nitride semiconductor light emitting element and method for manufacturing same Akinori Yoneda, Hiroshi Doi 2014-05-20