Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10754990 | Electronic device | Gentaro Ishihara | 2020-08-25 |
| 8645962 | Instruction generating apparatus including a receiving section, a determining section, and a generation section, document processing system, and a computer readable medium | Daisuke KONO, Akira Hirose, Atsushi Monna, Kazushi Kaneshiro, Tomonari Yamauchi | 2014-02-04 |
| 7889368 | Service processing system, service processing method and service processing device | Hiroshi Iida, Kenji Kawase, Hiroomi Ichiba, Satoshi Kaito, Reiko Aoyama +5 more | 2011-02-15 |
| 7456626 | Measurement device and method for displaying measurement result | Gentaro Ishihara | 2008-11-25 |
| 7254743 | Service processing system and method | Hiroshi Iida, Kenji Kawase, Hiroomi Ichiba, Satoshi Kaito, Reiko Aoyama +5 more | 2007-08-07 |
| 7022967 | Photodetector with plural switched feedback resistors | Atsushi Horiguchi | 2006-04-04 |
| 6898001 | Noise figure-measuring device and noise figure-measuring method | Gentaro Ishihara | 2005-05-24 |
| 6879396 | Monochromator and optical spectrum analyzer using the same | Tsutomu Kaneko, Toshikazu Yamamoto | 2005-04-12 |
| 6775005 | Low-coherence reflectometer with polarization control | Fumio Akikuni, Shoichi Aoki, Tetsuo Yano, Kazumasa Takada | 2004-08-10 |
| 6633380 | Wavelength characteristic measurement apparatus | Takashi Iwasaki | 2003-10-14 |
| 6512582 | Wavelength tracking system using an optical spectrum analyzer and a wavelength tunable light source | Seiji Funakawa | 2003-01-28 |
| 6480318 | Optical amplifier evaluation method and optical amplifier evaluation instrument | Masaru Fukushima | 2002-11-12 |
| 6476919 | Polarization-independent reflectometry and polarization-independent reflectometer | Kazumasa Takada, Masaharu Horiguchi | 2002-11-05 |
| 6166805 | Double pass monochromator | Tsutomu Kaneko, Manabu Kojima | 2000-12-26 |
| 6057957 | Optoacoustic modulator | — | 2000-05-02 |
| 5978075 | Distance correction method and the controller for the reflectometer | — | 1999-11-02 |
| 5917649 | Device and a method for evaluating an optical amplifier | Masafumi Koga | 1999-06-29 |
| 5854581 | Transaction processing system and transaction processing method | Seiji Yoshizawa, Yoshinori Koshida, Shusaku Tanabe, Sinichi Suto, Satoshi Hamasaki | 1998-12-29 |
| 5808704 | Rear projection type image display apparatus | Hiroki Yoshikawa, Takahiko Yoshida, Kiyoshi Wada, Shigeru Mori, Tetsu Ohishi +12 more | 1998-09-15 |
| 5677781 | Method and device for measuring a noise figure in optical amplifiers | Kazuo Aida | 1997-10-14 |
| 5019963 | Data processing network with upgrading of files | Graham Richard Alderson, Peter R. MacFarlane | 1991-05-28 |
| 4763119 | Image processing system for area filling of graphics | Shigeru Matsubara, Toshiroh Tabata | 1988-08-09 |
| 4653103 | Loudspeaker structure and system | Makoto Kohashi, Yoshio Ariki | 1987-03-24 |
| 4639751 | Image-receiving sheet for heat transfer recording system | Takayasu Hongo, Rinzo Kamikura | 1987-01-27 |
| 4331767 | Immobilized enzyme column | Takao Nakajima, Masafumi Terada | 1982-05-25 |