KA

Keiichiro Asai

NI Ngk Insulators: 45 patents #40 of 2,083Top 2%
Overall (All Time): #63,940 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
12411367 Composite substrate for electro-optical element Ryosuke Hattori, Tomoyoshi Tai, Jungo Kondo 2025-09-09
12212301 Composite substrate and surface acoustic wave element Takeshi Yamamoto, Yudai Uno, Hiroyoshi Ina, Tomoyoshi Tai 2025-01-28
12166465 Bonded body and acoustic wave element Ryosuke Hattori, Tomoyoshi Tai, Yudai Uno 2024-12-10
12140304 Phosphor element with heat dissipating substrate that has thermally conductive metal plating film Jungo Kondo, Naotake Okada 2024-11-12
11635189 Phosphor element and lighting device Jungo Kondo, Naotake Okada, Yuichi Iwata, Yudai Uno 2023-04-25
11632093 Acoustic wave devices and a method of producing the same Tomoyoshi Tai, Masahiko Namerikawa, Yudai Uno, Ryosuke Hattori 2023-04-18
11569434 Vibrating plate-bonded-body Yudai Uno, Tomoyoshi Tai, Masato NIWA 2023-01-31
11456720 Bonded body with piezoelectric monocrystalline substrate and supporting substrate Masashi Goto, Tomoyoshi Tai, Takahiro Yamadera, Yuji Hori, Masahiko Namerikawa +1 more 2022-09-27
11385334 Optical scanning element Jungo Kondo, Naotake Okada, Tetsuya Ejiri, Shoichiro Yamaguchi 2022-07-12
11262046 Phosphor element, method for producing same, and lighting device Jungo Kondo, Naotake Okada, Yuichi Iwata, Yudai Uno 2022-03-01
11112086 Phosphor element and lighting device Naotake Okada, Iwao Ohwada, Shoichiro Yamaguchi, Jungo Kondo 2021-09-07
10964882 Bonding method Tomoyoshi Tai, Yuji Hori, Takashi Yoshino, Masashi Goto, Masahiko Namerikawa 2021-03-30
10859747 Phosphor element and illumination device Jungo Kondo, Naotake Okada, Shoichiro Yamaguchi, Shuhei Higashihara, Yuichi Iwata +2 more 2020-12-08
10746926 Optical waveguide substrate Shoichiro Yamaguchi 2020-08-18
10720566 Bonding method Tomoyoshi Tai, Yuji Hori, Takashi Yoshino, Masashi Goto, Masahiko Namerikawa 2020-07-21
10720746 Optical element and method for manufacturing optical element Kousuke Niwa, Jungo Kondou, Shoichiro Yamaguchi 2020-07-21
10564513 Optical waveguide devices Shoichiro Yamaguchi 2020-02-18
10393931 Grating element Shoichiro Yamaguchi, Jungo Kondo, Toshihiro Tomita 2019-08-27
10284169 Bonded bodies and acoustic wave devices Masashi Goto, Yudai Uno, Tomoyoshi Tai 2019-05-07
10074962 Grating element and external resonator type light emitting device Jungo Kondo, Shoichiro Yamaguchi, Tetsuya Ejiri, Naotake Okada 2018-09-11
9874694 Production method for mounting structure for grating elements Shoichiro Yamaguchi, Jungo Kondo, Naotake Okada, Tetsuya Ejiri 2018-01-23
9859684 Grating element and external-resonator-type light emitting device Jungo Kondo, Shoichiro Yamaguchi, Tetsuya Ejiri, Naotake Okada 2018-01-02
9733546 Optical component Shoichiro Yamaguchi, Naotake Okada 2017-08-15
9298025 Electrode structure for an optical waveguide substrate Shoichiro Yamaguchi, Hiroshi Matsunaga 2016-03-29
8917443 Wavelength converting devices Minori Tani, Shoichiro Yamaguchi 2014-12-23