ST

Seiji Toyoda

NT NTT: 20 patents #125 of 4,871Top 3%
MM Mitsubishi Materials: 2 patents #498 of 1,543Top 35%
HK Hamamatsu Photonics K.K.: 1 patents #936 of 1,436Top 70%
AC Ando Electric Co.: 1 patents #158 of 301Top 55%
NT Ntt Advanced Technology: 1 patents #43 of 188Top 25%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #152,979 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11721948 Swept light source and drive data generation method and optical deflector for swept light source Masahiro Ueno, Meishin Chin, Shoko Tatsumi, Takashi Sakamoto, Yuzo Sasaki +3 more 2023-08-08
11165219 Swept light source and drive data generation method and optical deflector for swept light source Masahiro Ueno, Meishin Chin, Shoko Tatsumi, Takashi Sakamoto, Yuzo Sasaki +3 more 2021-11-02
10205296 Swept light source and method for controlling the same Yuzo Sasaki, Takashi Sakamoto, Joji Yamaguchi, Tadashi Sakamoto, Koei Yamamoto +7 more 2019-02-12
9372339 Wavelength swept light source Kazunori Naganuma, Yuichi Okabe, Shogo Yagi, Kazutoshi Kato, Masahiro Ueno +5 more 2016-06-21
8773749 Variable focusing lens and microscope Tadayuki Imai, Masahiro Sasaura, Jun Miyazu, Shogo Yagi 2014-07-08
7859666 Electric field sensor Aiichirou Sasaki, Mitsuru Shinagawa, Nobutarou Shibata, Tadashi Minotani, Kazuo Fujiura +1 more 2010-12-28
7834551 Plasma display panel and method of producing the same Shinya Hasegawa, Osamu Inoue, Akira Kawase, Yasuhiko Nakada, Kazuhiro Yokota +1 more 2010-11-16
7492975 Optical switch, optical modulator and wavelength variable filter Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono, Tadayuki Imai +4 more 2009-02-17
7358036 Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same Saburo Imamura, Satoru Tomaru, Takashi Kurihara, Koji Enbutsu, Shoichi Hayashida +1 more 2008-04-15
7356227 Optical switch, optical modulator and wavelength variable filter Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono, Tadayuki Imai +4 more 2008-04-08
7340116 Optical switch, optical modulator and wavelength variable filter Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono, Tadayuki Imai +4 more 2008-03-04
7340147 Optical waveguide material and optical waveguide Tadayuki Imai, Kazuo Fujiura, Makoto Shimokozono, Masahiro Sasaura, Tohru Matsuura 2008-03-04
7336854 Optical switch, optical modulator and wavelength variable filter Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono, Tadayuki Imai +4 more 2008-02-26
7208430 Glass composition for covering electrodes and glass paste containing the same Shinya Hasegawa, Osamu Inoue 2007-04-24
7177514 Optical waveguide material and optical waveguide Tadayuki Imai, Kazuo Fujiura, Makoto Shimokozono, Masahiro Sasaura, Tohru Matsuura 2007-02-13
7110652 Optical waveguide and method of manufacture Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Tadayuki Imai, Shogo Yagi +3 more 2006-09-19
6996321 Optical waveguide and method of manufacture Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Tadayuki Imai, Shogo Yagi +3 more 2006-02-07
6933097 Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same Saburo Imamura, Satoru Tomaru, Takashi Kurihara, Koji Enbutsu, Shoichi Hayashida +1 more 2005-08-23
6806040 Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same Saburo Imamura, Satoru Tomaru, Takashi Kurihara, Koji Enbutsu, Shoichi Hayashida +1 more 2004-10-19
6795232 Wavelength converter Kazuo Fujiura, Shogo Yagi, Tadayuki Imai, Koji Enbutsu, Masahiro Sasaura +3 more 2004-09-21
6794857 Apparatus and method for measuring a phase delay characteristic Emiko Fujiwara 2004-09-21
6792189 Optical waveguide and method of manufacture Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Tadayuki Imai, Shogo Yagi +3 more 2004-09-14
6537723 Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same Saburo Imamura, Satoru Tomaru, Takashi Kurihara, Koji Enbutsu, Shoichi Hayashida +1 more 2003-03-25
6084050 Thermo-optic devices Naoki Ooba, Toshio Watanabe, Takashi Kurihara, Saburo Imamura, Shoichi Hayashida +3 more 2000-07-04
5780162 Aluminum nitride substrate and method of producing the same Yoshirou Kuromitsu, Kunio Sugamura, Akira Nakabayashi 1998-07-14