Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12198121 | Electronic receipt management system | Kuniyoshi YAMADA, Koichi Sugiyama, Yasuhiro Arai, Tsuyoshi GOTANDA, Takashi Nakajima +1 more | 2025-01-14 |
| 11846615 | Data structure and composite data generation device | Shunichiro Kuroki, Kenichi Hashizume, Megumi Takahashi, Erika Terada | 2023-12-19 |
| 11823157 | Electronic data transmission in an electronic receipt system with reduced data traffic | Kazuya NAMBU, Yasuhiro Arai, Kenji Sakurai, Yuriko Nishioka | 2023-11-21 |
| 11315095 | Electronic receipt management system | Kuniyoshi YAMADA, Koichi Sugiyama, Yasuhiro Arai, Tsuyoshi GOTANDA, Takashi Nakajima +1 more | 2022-04-26 |
| 11290803 | Headphone, reproduction control method, and program | Takayuki Mizuuchi, Naoki Watanabe, Taeko Usui | 2022-03-29 |
| 11079627 | Liquid crystal display apparatus | Masatsugu Masuda, Hideaki Fujii, Takeshi Kawahara, Toshiyuki Tanaka, Kenichi Yoshimura +2 more | 2021-08-03 |
| 11037125 | Electronic data transmission in an electronic receipt system with reduced data traffic | Kazuya NAMBU, Yasuhiro Arai, Kenji Sakurai, Yuriko Nishioka | 2021-06-15 |
| 10805712 | Headphone, reproduction control method, and program | Takayuki Mizuuchi, Naoki Watanabe, Taeko Usui | 2020-10-13 |
| 10587945 | Headphone, reproduction control method, and program | Takayuki Mizuuchi, Naoki Watanabe, Taeko Usui | 2020-03-10 |
| 10527778 | Lighting device and display device | Ryuzo Yuki, Katsutoshi Kikuchi, Hayato Nakamura, Hiromi Enomoto, Mitsuhiro Murata +2 more | 2020-01-07 |
| 10387861 | Electronic receipt management system | Kuniyoshi YAMADA, Koichi Sugiyama, Yasuhiro Arai, Tsuyoshi GOTANDA, Takashi Nakajima +1 more | 2019-08-20 |
| 10274142 | Lighting device and display device | Hisashi Watanabe, Ryuzo Yuki, Hirotoshi Yasunaga, Mitsuhiro Murata, Hiromi Enomoto | 2019-04-30 |
| 10261360 | Liquid crystal display apparatus | Masatsugu Masuda, Hideaki Fujii, Takeshi Kawahara, Toshiyuki Tanaka, Kenichi Yoshimura +2 more | 2019-04-16 |
| 8251516 | Projection display device and optical system modulating separated P-polarized light and S-polarazed light | — | 2012-08-28 |
| 7686455 | Optical system and projection display device | Masato Furuya, Masaru Kanazawa, Yuichi Kusakabe | 2010-03-30 |
| 6784519 | Semiconductor device | Takashi Iwamoto, Kenichi Hashizume | 2004-08-31 |
| 5419943 | Magnetic recording medium having a magnetic layer with a Tg of 80.degree. C . .degree. C. | Katsuhiko Meguro, Mikihiko Kato, Tetsuji Nishida, Minoru Kanazawa | 1995-05-30 |
| 5158802 | Process for producing a magnetic recording material | Keiji Tanaka, Shinichi Funabashi | 1992-10-27 |
| 5018679 | Magnetic recording medium wind-up method | Yoshiharu Saiga, Susumu Hara | 1991-05-28 |
| 4911951 | Method for manufacturing magnetic recording medium | Hiroshi Ogawa, Shinji Saito, Shinichi Funabashi | 1990-03-27 |
| 4904079 | Liquid crystal display device for overhead projector | Haruyoshi Hanada, Hirofumi Fukuoka | 1990-02-27 |
| 4822335 | Apparatus for treatment of cancer with photodiode | Yoshio Kawai, Kazue Endo | 1989-04-18 |