KI

Katsuhiro Imai

NI Ngk Insulators: 55 patents #22 of 2,083Top 2%
TC Toyoda Gosei Co.: 6 patents #376 of 2,296Top 20%
OU Osaka University: 6 patents #92 of 1,984Top 5%
SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
ED Epson Imaging Devices: 3 patents #24 of 141Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
NC Nippon Zeon Co.: 2 patents #188 of 609Top 35%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
Overall (All Time): #30,888 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 1–25 of 68 patents

Patent #TitleCo-InventorsDate
12156475 Piezoelectric device having plurality of vibrating regions and electronic apparatus Chikara KOJIMA, Koji Ohashi, Hironori Suzuki, Kanechika KIYOSE, Yasuyuki Matsumoto +1 more 2024-11-26
11862689 Group-III element nitride semiconductor substrate Masahiro Sakai, Hiroki Kobayashi 2024-01-02
11594670 MEMs device and electronic device Chikara KOJIMA, Eiji OSAWA, Koji Ohashi, Kanechika KIYOSE, Tomohiro Sayama +3 more 2023-02-28
11453031 Ultrasonic element and ultrasonic device Hironori Suzuki, Chikara KOJIMA, Koji Ohashi, Yasuyuki Matsumoto 2022-09-27
11035055 Group 13 nitride layer, composite substrate, and functional element Yoshinori Isoda, Suguru Noguchi, Tetsuya Uchikawa, Takayuki Hirao, Takanao Shimodaira 2021-06-15
10971673 Piezoelectric element, piezoelectric device, ultrasonic probe and electronic apparatus Koji Ohashi, Takahiro Kamijo, Takumi Yamaoka, Chikara KOJIMA 2021-04-06
10947638 Underlying substrate including a seed crystal layer of a group 13 nitride having stripe-shaped projections and recesses and an off-angle in a direction of an a-axis Takayuki Hirao, Makoto Iwai, Takashi Yoshino 2021-03-16
10804432 Free-standing substrate comprising polycrystalline group 13 element nitride and light-emitting element using same Yoshitaka Kuraoka, Mikiya Ichimura, Takayuki Hirao 2020-10-13
10734548 Free-standing substrate comprising polycrystalline group 13 element nitride and light-emitting element using same Yoshitaka Kuraoka, Mikiya Ichimura, Takayuki Hirao 2020-08-04
10707373 Polycrystalline gallium nitride self-supported substrate and light emitting element using same Morimichi Watanabe, Kei Sato, Yoshitaka Kuraoka, Tsutomu Nanataki 2020-07-07
10598369 Heat discharge structures for light source devices and light source systems Masahiko Namerikawa, Takashi Yoshino, Yoshitaka Kuraoka 2020-03-24
10332958 Supporting substrate for composite substrate and composite substrate Jun Yoshikawa, Mikiya Ichimura 2019-06-25
10249494 Free-standing substrate, function element and method for producing same Takashi Yoshino, Masahiro Sakai 2019-04-02
10156022 Method for producing nitride of group-13 element, and melt composition Takayuki Hirao, Shuhei Higashihara 2018-12-18
10138570 System and method for producing group 13 nitride crystals comprised of growth vessels stacked within inner vessels placed over support tables with a central rotating shaft and revolving shafts attached to the support tables Takashi Yoshino, Takanao Shimodaira, Takashi Wada 2018-11-27
10041186 Method for producing nitride crystal Makoto Iwai, Masahiro Sakai, Takanao Shimodaira, Shuhei Higashihara, Takayuki Hirao 2018-08-07
9960316 Method for separating group 13 element nitride layer, and composite substrate Makoto Iwai, Takanao Shimodaira 2018-05-01
9919931 Zinc oxide sputtering target Jun Yoshikawa, Koichi Kondo, Koki Kanno 2018-03-20
9893234 Composite substrate for light-emitting element and production method therefor Morimichi Watanabe, Jun Yoshikawa, Tsutomu Nanataki, Tomohiko Sugiyama, Takashi Yoshino +2 more 2018-02-13
9816198 Method for producing zinc oxide single crystal Jun Yoshikawa 2017-11-14
9677192 Group 3B nitride crystal substrate Takanao Shimodaira, Makoto Iwai, Takayuki Hirao 2017-06-13
9663871 Method for forming a single crystal by spraying the raw material onto a seed substrate Nobuyuki Kobayashi, Kazuki Maeda, Koichi Kondo, Tsutomu Nanataki, Jun Yoshikawa 2017-05-30
9653649 Gallium nitride substrates and functional devices Makoto Iwai, Masahiro Sakai, Yoshitaka Kuraoka 2017-05-16
9640720 Surface light-emission element using zinc oxide substrate Morimichi Watanabe, Jun Yoshikawa, Tsutomu Nanataki, Takashi Yoshino, Yukihisa Takeuchi 2017-05-02
9627568 Photovoltaic element Mikiya Ichimura, Jun Yoshikawa 2017-04-18