Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D638419 | Electronic information terminal | — | 2011-05-24 |
| 6641290 | Lamp device for a vehicle | — | 2003-11-04 |
| 6488397 | Linear luminous body and production method thereof and scanner | Maki Masutani | 2002-12-03 |
| 6364538 | Reusable fitment for use in an optical fiber | Shinichi Mizukubo | 2002-04-02 |
| 6278827 | Light transmission tubes | Hideo Sugiyama, Masato Sugimachi, Yasuhiro Morimura, Tatsuo Terahama, Hiroshi Fukuyama +1 more | 2001-08-21 |
| 6169836 | Optical transmission tube and method for making the same | Hideo Sugiyama, Tatsuo Terahama, Yasuhiro Morimura, Itsuo Tanuma | 2001-01-02 |
| 6104857 | Line glower | Hideo Sugiyama, Tatsuo Terahama | 2000-08-15 |
| 6030108 | Waterproof lighting apparatus | Itsuo Tanuma, Kazuo Naito, Yasuhiko Matsumuro, Takao Aoki, Kiyoshi Koyama | 2000-02-29 |
| 5982969 | Optical transmission tube, making method, and linear illuminant system | Hideo Sugiyama, Masato Sugimachi, Yasuhiro Morimura, Tatsuo Terahama, Hiroshi Fukuyama +1 more | 1999-11-09 |
| 5933560 | Branched type light transmission system | Atsushi Hotta, Itsuo Tanuma | 1999-08-03 |
| 5744534 | Light scattering material | Itsuo Tanuma, Kazuo Naito | 1998-04-28 |
| 5737471 | Optical waveguide tube | Hideo Sugiyama, Masato Sugimachi, Atsushi Hotta, Itsuo Tanuma, Torao Hashimoto | 1998-04-07 |
| 5692088 | Optical waveguide tube | Hideo Sugiyama, Itsuo Tanuma | 1997-11-25 |
| 5684913 | Optical waveguide tube and method of making | Hideo Sugiyama, Masato Sugimachi, Masato Yoshikawa, Itsuo Tanuma, Kazuo Naito +1 more | 1997-11-04 |
| 5681611 | Light guide and method for making | Masato Yoshikawa, Itsuo Tanuma, Kazuo Naito, Masato Sugimachi, Hideo Sugiyama | 1997-10-28 |
| 5638480 | Optical waveguide hose | Itsuo Tanuma, Kazuo Naito | 1997-06-10 |
| 5557702 | Light guide comprising a methacrylic or acrylic acid resin core and a fluorocarbon resin clad | Masato Yoshikawa, Itsuo Tanuma, Kazuo Naito, Masato Sugimachi, Hideo Sugiyama | 1996-09-17 |
| 5546493 | Optical waveguide | Tomoko Noguchi, Kazuo Naito, Tasuku Saito, Ryo Sakurai | 1996-08-13 |
| 5333227 | Optical waveguide hose | Rikuhei Itou, Itsuo Tanuma, Kazuo Naito, Yasuhiko Matsumuro, Takao Aoki +1 more | 1994-07-26 |
| 4937029 | Method of producing a flexible optical wave guide | Toshio Chikaraishi, Hiroshi Kaneda, Seisuke Tomita | 1990-06-26 |
| 4830461 | Pressure-sensitive sensors | Toshio Chikaraishi, Hiroshi Kaneda, Seisuke Tomita | 1989-05-16 |
| 4752525 | Wave absorber and method for making same | Tomio Oyachi, Hideo Tajima, Tatsuya Kanayama, Yasuhiro Ino | 1988-06-21 |