Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9488897 | Single photon generator and single-photon generating method | — | 2016-11-08 |
| 8338747 | Method of removing coating resin layer of resin-coated metal tube | Takanori Kon, Yoshihide Tabayashi, Kazunori Takano, Takaaki Motohashi, Naoki Kawai +1 more | 2012-12-25 |
| 7102739 | Method for selection of optical fiber and system for inspection of optical fiber | Shinji Endo, Yoshiaki Nagao, Toshiyuki Yamamoto | 2006-09-05 |
| 6943872 | Method for selection of optical fiber and system for inspection of optical fiber | Shinji Endo, Yoshiaki Nagao, Toshiyuki Yamamoto | 2005-09-13 |
| 6840682 | Connection unit, optical fiber line unit, optical cable, and optical transmission system | Yoshiaki Terasawa | 2005-01-11 |
| 6688789 | Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor | Yukinori Yamada, Shoji Saibara, Takanori Kamoto, Tomio Nabeshima | 2004-02-10 |
| 6533464 | Connection unit, optical fiber line unit, optical cable, and optical transmission system | Yoshiaki Terasawa | 2003-03-18 |
| 6471887 | Neodymium, ytterbium and/or erbium containing organic fluorescent compositions | Yukinori Yamada, Shoji Saibara, Takanori Kamoto, Tomio Nabeshima | 2002-10-29 |
| 6458294 | Fluorescent ink compositions | Yukinori Yamada, Shoji Saibara, Takanori Kamoto, Tomio Nabeshima | 2002-10-01 |
| 6436314 | Particulate fluorescent substance | Yukinori Yamada, Shoji Saibara, Takanori Kamoto, Tomio Nabeshima | 2002-08-20 |
| 6303929 | Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor | Yukinori Yamada, Shoji Saibara, Takanori Kamoto, Tomio Nabeshima | 2001-10-16 |
| 5932139 | Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader thereof | Yukinori Yamada, Shoji Saibara, Takanori Kamoto, Tomio Nabeshima | 1999-08-03 |
| 5747823 | Two-dimensional code mark detecting method and apparatus therefor | Tomoaki Ishitsuka, Hirofumi Noguchi, Mitsunari Kano | 1998-05-05 |
| 5668363 | Optical reading apparatus for reading latent image mark | Masato Nishida, Tomoaki Ishituka | 1997-09-16 |
| 5611958 | Infrared phosphor and material having latent images and optical reading system using said phosphor | Yoji Takeuchi, Ryuzo Fukao, Hisao Kanzaki | 1997-03-18 |
| 5608225 | Fluorescent detecting apparatus and method | Kunio Kamimura, Kunitoshi Ohashi | 1997-03-04 |
| 5463212 | Latent image forming member and method of manufacturing, latent image reading apparatus and latent image reading system | Tsunemi Ohiwa, Masato Nishida, Taiji Matsumoto, Akihiko Itoh, Yoji Takeuchi | 1995-10-31 |
| 5366252 | Infrared-absorbing mark printed matter | Masato Nishida, Tsunemi Ohiwa, Takato Karashima | 1994-11-22 |
| 5210411 | Detection mark and method and apparatus for detecting mark | Masato Nishida, Tsunemi Ohiwa, Tsutomu Yamaguchi | 1993-05-11 |
| 4894859 | Apparatus for connecting a plurality of channels | Takayoshi Sou, Kazuhiko Nakamura | 1990-01-16 |
| 4889831 | Method of forming a high temperature stable ohmic contact to a III-V substrate | Kazuaki Ishii, Toshiro Futatsugi, Toshio Fujii, Naoki Yokoyama, Akihiro Shibatomi | 1989-12-26 |
| 4868612 | Semiconductor device utilizing multiquantum wells | Toshiro Futatsugi | 1989-09-19 |
| 4864542 | Memory cartridge having stored data protecting function and memory protecting method | Tomotaka Ozeki | 1989-09-05 |
| 4752113 | Waterproof optical fiber cable | Yasunori Saito, Osamu Ichikawa | 1988-06-21 |
| 4701015 | Waterproof optical fiber cable and method of the production thereof | Yasunori Saito, Osamu Ichikawa | 1987-10-20 |