Issued Patents All Time
Showing 76–100 of 114 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8508724 | Method of measuring cutoff wavelength | — | 2013-08-13 |
| 8455408 | Anti-seizure agent for hot steel working | Hirofumi Hori, Teruo Onozawa, Yoshimi Imoto | 2013-06-04 |
| 8381549 | Optical fiber preform fabricating method | Tetsuya Haruna, Shinji Ishikawa | 2013-02-26 |
| 8301001 | Optical cable and optical transmission system | Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki | 2012-10-30 |
| 8263534 | Anti-seizure agent for hot steel working | Hirofumi Hori, Teruo Onozawa, Yoshimi Imoto | 2012-09-11 |
| 8249407 | Optical fiber and optical cable | Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki | 2012-08-21 |
| 8223323 | Cutoff wavelength measuring method and optical communication system | Masaaki Hirano, Takashi Sasaki | 2012-07-17 |
| 8081856 | Optical fiber and optical cable | Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki | 2011-12-20 |
| 8081855 | Optical fiber and optical cable | Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki | 2011-12-20 |
| 8057902 | Epoxy phosphorous-containing resin, epoxy resin composition essentially containing the epoxy resin, and cured product of the epoxy resin composition | Naoki Yokoyama, Kazuo Ishihara | 2011-11-15 |
| 8024945 | Glass tube processing apparatus | Masashi Onishi, Tomoyuki Yokokawa, Masaaki Hirano, Nobuyuki Taira | 2011-09-27 |
| 8015845 | Glass tube processing method | Masashi Onishi, Tomoyuki Yokokawa, Masaaki Hirano, Nobuyuki Taira | 2011-09-13 |
| 7956019 | Lubricant for a hot plastic working | Kenichi Saito | 2011-06-07 |
| 7891217 | Method of producing an optical fiber preform | Masaaki Hirano | 2011-02-22 |
| 7787730 | Optical fiber and broadband light source | Masaaki Hirano, Toshiaki Okuno | 2010-08-31 |
| 7773847 | Multimode optical fiber | Kazuaki Negishi, Yasushi Koyano, Itaru Sakabe, Masahiko Matsui, Masashi Onishi | 2010-08-10 |
| 7637125 | Glass tube processing method, apparatus and glass tube | Masashi Onishi, Tomoyuki Yokokawa, Masaaki Hirano, Nobuyuki Taira | 2009-12-29 |
| 7505656 | Optical fiber and optical fiber device | Takemi Hasegawa, Masaaki Hirano | 2009-03-17 |
| 7483614 | Optical fiber and optical device using the same | Masaaki Hirano, Toshiaki Okuno | 2009-01-27 |
| 7325429 | Method for manufacturing seamless steel pipe or tube | Kouji Nakaike, Junji Nakata | 2008-02-05 |
| 7317856 | Method of making optical fiber and optical fiber made by the method | Masaaki Hirano, Kazumasa Makihara | 2008-01-08 |
| 7308812 | Process for producing seamless steel pipe | Sumio Iida | 2007-12-18 |
| 7233727 | Optical fiber and optical device using the same | Masaaki Hirano, Toshiaki Okuno | 2007-06-19 |
| 7122978 | Charged-particle beam accelerator, particle beam radiation therapy system using the charged-particle beam accelerator, and method of operating the particle beam radiation therapy system | Katsuhisa Yoshida, Masahiro Ikeda | 2006-10-17 |
| 7045737 | Glass-processing method and glass-processing apparatus for the method | Masashi Onishi, Masaaki Hirano | 2006-05-16 |