Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330432 | Print system | Yuki Hiramatsu, Katsuma TORII, Takuji Sakabe, Hirokazu Miyabayashi, Hiromasa Takahashi | 2025-06-17 |
| 11957802 | Fluid sterilization apparatus and fluid sterilization system | Takeo Kato, Naoto Sakurai, Seiya Iida, Takanori Ochi, Yukinobu Nakagawa | 2024-04-16 |
| 11902428 | Key exchange system, communication apparatus, key exchange method and program | Junichi TOMIDA, Fumitaka Hoshino, Akira Nagai, Koutarou Suzuki | 2024-02-13 |
| 11780750 | Fluid sterilization device | Takeo Kato, Naoto Sakurai, Seiya Iida, Takanori Ochi | 2023-10-10 |
| 11171778 | Key sharing device, key sharing method, and computer readable medium | Katsuyuki Takashima | 2021-11-09 |
| 10675893 | Tape cassette | Koichi Sugiura, Yoshihiro Ota | 2020-06-09 |
| 9862212 | Printer | — | 2018-01-09 |
| 9836289 | Executable code generation program and executable code generation device | Kenta KANDA, Takuro Uchida | 2017-12-05 |
| 8458478 | Signature generating apparatus, signature verifying apparatus, and methods and programs therefor | Koutarou Suzuki, Masayuki Abe, Tatsuaki Okamoto, Go Yamamoto | 2013-06-04 |
| 6937728 | Verifiable anonymous channel | Masayuki Abe, Fumitaka Hoshino, Miyako Ohkubo | 2005-08-30 |
| 6845447 | Electronic voting method and system and recording medium having recorded thereon a program for implementing the method | Masayuki Abe, Fumiaki Miura | 2005-01-18 |
| 6103828 | Macromolecular material composition and a modifier for macromolecular material | Yuji Kobayashi, Takayuki Saitoh, Akihiro Kobayashi, Fumiaki Kanega, Kiyotaka Mashita +2 more | 2000-08-15 |
| 5968409 | Method for preparing trimer of .alpha.-methyl styrene or derivatives thereof | Kiyotaka Mashita, Takayuki Saitoh, Akihiro Kobayashi, Fumiaki Kanega | 1999-10-19 |
| 5939593 | Brominated 1,3-dimethyl-3-phenyl-1-(2-methyl-2-phenylpropyl)-indane and method for preparing the same | Kiyotaka Mashita, Takayuki Saito, Akihiro Kobayashi, Fumiaki Kanega | 1999-08-17 |
| 5889862 | Method and apparatus for implementing traceable electronic cash | Kazuo Ohta, Eiichiro Fujisaki, Masayuki Abe | 1999-03-30 |
| 5521638 | Video camera with record shutoff mechanism | Yoshito Dezaki, Mitsuhiro Magari | 1996-05-28 |
| 5502765 | Method and apparatus for settlement of accounts by IC cards | Ginya Ishiguro, Toshiyasu Muta, Kazutaka Sakita, Shoji Miyaguchi, Tatsuaki Okamoto | 1996-03-26 |
| 5446796 | Method and apparatus for settlement of accounts by IC cards | Ginya Ishiguro, Toshiyasu Muta, Kazutaka Sakita, Shoji Miyaguchi, Tatsuaki Okamoto | 1995-08-29 |
| 5396558 | Method and apparatus for settlement of accounts by IC cards | Ginya Ishiguro, Toshiyasu Muta, Kazutaka Sakita, Shoji Miyaguchi, Tatsuaki Okamoto | 1995-03-07 |
| 4843476 | System for controlling the amount of light reaching an image pick-up apparatus based on a brightness/darkness ratio weighing | Atsushi Morimura, Yoshinori Kitamura, Hiroki Matsuoka | 1989-06-27 |
| 4707316 | Polyamino-bis-maleimide prepolymer, method for manufacture thereof, and method for manufacture of laminate using said prepolymer | Yasuo Miyadera, Tomio Fukuda | 1987-11-17 |
| 4598115 | Polyamino-bis-maleimide prepolymer, method for manufacture thereof, and method for manufacture of laminate using said prepolymer | Yasuo Miyadera, Tomio Fukuda | 1986-07-01 |
| 4528223 | Composite fibrous product | Tetsuo Kumazawa, Hiroaki Doi, Yasuo Miyadera, Tadashi Nagai | 1985-07-09 |
| 4526838 | Polyamino-bis-imide resin | Yasuo Miyadera, Tomio Fukuda | 1985-07-02 |
| 4510008 | Continuous production of copper-clad laminate | Ikuo Hoshi, Masami Arai, Kiyoshi Yokochi, Yasuo Miyadera, Takehisa Nakagawa | 1985-04-09 |