YK

Yoichi Kawada

HK Hamamatsu Photonics K.K.: 26 patents #61 of 1,436Top 5%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
Overall (All Time): #150,715 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
12345852 Optical element Hiroshi SATOZONO 2025-07-01
12176681 Optical kit and optical device Tatsuo DOUGAKIUCHI 2024-12-24
11320569 Optical element for terahertz waves and manufacturing method of the same Hironori Takahashi, Yoshinori Ikeda, Junshi SOEDA 2022-05-03
10908355 Wave plate and divided prism member Takashi Yasuda, Atsushi Nakanishi 2021-02-02
10895504 Terahertz wave spectroscopic measurement apparatus and terahertz wave spectroscopic measurement method Takashi Yasuda, Kazuki Horita, Hironori Takahashi, Takayoshi KUGA, Atsushi Nakanishi +1 more 2021-01-19
10809189 Optical measurement device and optical measurement method Kazuki Horita, Atsushi Nakanishi, Kazuue Fujita, Hironori Takahashi, Hiroshi SATOZONO 2020-10-20
10670520 Optical analysis device and optical analysis method 2020-06-02
10591509 Tunnel current control apparatus and tunnel current control method Hironori Takahashi, Jun Takeda, Ikufumi Katayama, Yusuke ARASHIDA, Katsumasa Yoshioka 2020-03-17
10591669 Wave plate and divided prism member Takashi Yasuda, Atsushi Nakanishi 2020-03-17
10451651 Tunnel current control apparatus and tunnel current control method Hironori Takahashi, Jun Takeda, Ikufumi Katayama, Yusuke ARASHIDA, Katsumasa Yoshioka 2019-10-22
10248003 Non-linear optical crystal and method for manufacturing same, and terahertz-wave generator and terahertz-wave measuring apparatus Kouichiro Akiyama, Takashi Yasuda, Atsushi Nakanishi, Hironori Takahashi 2019-04-02
10082720 Wavelength conversion element and wavelength conversion light pulse waveform shaping device Hisanari TAKAHASHI, Takashi Inoue, Koyo WATANABE, Koji Takahashi, Hironori Takahashi 2018-09-25
10048129 Total reflection spectroscopic measurement device and total reflection spectroscopic measurement method 2018-08-14
9927298 Spectroscopic measurement apparatus Yoshiyuki Shimizu, Toyohiko Yamauchi 2018-03-27
9696206 Terahertz-wave spectrometer Takashi Yasuda, Kouichiro Akiyama, Atsushi Nakanishi, Hironori Takahashi 2017-07-04
9612153 Electric field vector detection method and electric field vector detection device Takashi Yasuda, Hironori Takahashi 2017-04-04
9417182 Prism member, terahertz-wave spectroscopic measurement device, and terahertz-wave spectroscopic measurement method Kouichiro Akiyama, Takashi Yasuda, Atsushi Nakanishi 2016-08-16
9157851 Drug evaluation method and drug evaluation device Gen Takebe, Kouichiro Akiyama 2015-10-13
9080913 Terahertz-wave spectrometer and prism member Takashi Yasuda, Atsushi Nakanishi, Kouichiro Akiyama, Hironori Takahashi 2015-07-14
8993967 Electromagnetic wave detection device Takashi Yasuda, Hironori Takahashi, Toru Matsumoto 2015-03-31
8947771 Optical amplifying device Koei Yamamoto, Toshiharu Moriguchi, Shingo Oishi, Masatoshi Fujimoto, Shigeru Sakamoto +3 more 2015-02-03
8797641 Pulse-width converting apparatus and optical amplifying system Masatoshi Fujimoto, Kodai Fukazawa 2014-08-05
8742353 Single terahertz wave time-waveform measuring device Takashi Yasuda, Hironori Takahashi, Shinichiro Aoshima 2014-06-03
8564875 Terahertz wave generation device Atsushi Nakanishi, Takashi Yasuda, Hironori Takahashi 2013-10-22
8415625 Total reflection terahertz wave measurement device Atsushi Nakanishi, Takashi Yasuda, Hironori Takahashi, Masatoshi Fujimoto, Shinichiro Aoshima 2013-04-09