Issued Patents All Time
Showing 1–25 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276455 | Substrate processing apparatus and substrate processing method | Masataka Gosho, Tomohito Ura, Satoshi Okamura | 2025-04-15 |
| 12269052 | Substrate liquid processing apparatus and liquid discharge evaluation method | Terufumi Wakiyama, Yuichi Douki, Akinori Tanaka, Minoru Tashiro, Reo Kitayama | 2025-04-08 |
| 8286482 | Process-liquid supply mechanism and process-liquid supply method | — | 2012-10-16 |
| 7746891 | Enabling mobile IPv6 communication over a network containing IPv4 components using ISATAP | Carl Williams, Hidetoshi Yokota, Kazuo Hashimoto | 2010-06-29 |
| 7142787 | Optical data transmission method and its system, optical transmitter and its method, and optical switcher | Yukio Horiuchi | 2006-11-28 |
| 6867908 | Optical amplifier having various control circuitry | Aritomo Uemura, Kiwami Matsushita, Yukio Horiuchi, Masatoshi Suzuki, Noboru Edagawa +1 more | 2005-03-15 |
| 6801720 | Optical signal quality supervisory device | Takashi Mizuochi, Yojiro Osaki, Aritomo Uemura, Hiroshi Ichibangase, Kiwami Matsushita +4 more | 2004-10-05 |
| 6782201 | Four fiber ring network optical switching circuit using branched inputs | Tetsuya Miyazaki, Yasuyuki Nagao, Tomohiro Otani | 2004-08-24 |
| 6741810 | Signal demultiplexing device and signal routing device in high speed transmission system | Tomohiro Otani, Tetsuya Miyazaki | 2004-05-25 |
| 6614588 | Optical amplifier having various control circuitry | Aritomo Uemura, Kiwami Matsushita, Yukio Horiuchi, Masatoshi Suzuki, Noboru Edagawa +1 more | 2003-09-02 |
| 6556325 | Optical repeater monitoring system and a method thereof | Yukio Horiuchi, Masatoshi Suzuki, Shigeyuki Akiba | 2003-04-29 |
| 6532091 | Optical digital regenerator | Tetsuya Miyazaki, Tomohiro Otani, Masatoshi Suzuki, Noboru Edagawa | 2003-03-11 |
| 6504638 | Optical amplifying transmission system and optical amplifier | Keiji Tanaka, Noboru Edagawa, Hidenori Taga | 2003-01-07 |
| 6459518 | Optical transmitting apparatus | Masatoshi Suzuki, Noboru Edagawa, Hidenori Taga | 2002-10-01 |
| 6445478 | Optical pulse position detecting circuit and an optical pulse generating apparatus and their methods | Katsuhiro Shimizu, Takashi Mizuochi, Takeshi Komiya, Kiwami Matsushita, Tadayoshi Kitayama +4 more | 2002-09-03 |
| 6434288 | Optical switching system | Aritomo Uemura, Hiroshi Ichibangase, Takashi Mizuochi, Tadayoshi Kitayama, Tetsuya Miyazaki +2 more | 2002-08-13 |
| 6377375 | Optical wavelength division multiplexed signal amplifying repeater and optical communication transmission line with very large capacity | Hidenori Taga | 2002-04-23 |
| 6331907 | Multi-wavelength light source and discrete-wavelength-variable light source | Tetsuya Miyazaki, Noboru Edagawa | 2001-12-18 |
| 6317534 | Optical wavelength routing device | Tetsuya Miyazaki, Koichi Maru, Hisato Uetsuka | 2001-11-13 |
| 6285477 | Multi-wavelength light source and discrete-wavelength-variable light source | Tetsuya Miyazaki, Noboru Edagawa | 2001-09-04 |
| 6236488 | Optical pulse position detecting circuit and an optical pulse generating apparatus and their methods | Katsuhiro Shimizu, Takashi Mizuochi, Takeshi Komiya, Kiwami Matsushita, Tadayoshi Kitayama +4 more | 2001-05-22 |
| 6219163 | Multi-wavelength light source and discrete-wavelength-variable light source | Tetsuya Miyazaki, Noboru Edagawa | 2001-04-17 |
| 6215566 | Multi-wavelength light source and discrete-wavelength-variable light source | Tetsuya Miyazaki, Noboru Edagawa | 2001-04-10 |
| 6188510 | Optical amplifying transmission system and optical amplifying repeater | Noboru Edagawa, Shigeyuki Akiba | 2001-02-13 |
| 6188508 | Control signal superimposer | Yukio Horiuchi, Masatoshi Suzuki, Shigeyuki Akiba | 2001-02-13 |