Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429706 | Optical arithmetic device | Masahiro Kashiwagi | 2025-09-30 |
| 12256160 | Imaging device, imaging method, and method for producing the imaging device | Masahiro Kashiwagi, Yuichiro Kunai | 2025-03-18 |
| 12242079 | Light diffraction element and optical computing system | Masahiro Kashiwagi | 2025-03-04 |
| 11316315 | Filter element, laser device, fiber laser device, filter method, and method for manufacturing laser device | Masahiro Kashiwagi | 2022-04-26 |
| 9857533 | Optical waveguide element, light-receiving device, optical communication device, optical modulator, optical resonator, and method for manufacturing optical waveguide element | Ryokichi Matsumoto, Kazuhiro Goi, Kensuke Ogawa | 2018-01-02 |
| 9857534 | Optical waveguide device having a light absorber for split out modes | Kensuke Ogawa, Kazuhiro Goi | 2018-01-02 |
| 9817294 | Optical modulation device | Kazuhiro Goi, Hiroki Ishihara, Kensuke Ogawa, Kenji Oda, Ryokichi Matsumoto +1 more | 2017-11-14 |
| 9557482 | High-order polarization conversion device, optical waveguide device, and DP-QPSK modulator | Akira Oka, Kazuhiro Goi, Kensuke Ogawa | 2017-01-31 |
| 9529151 | Polarization conversion element | Kazuhiro Goi, Akira Oka, Kensuke Ogawa | 2016-12-27 |
| 9448425 | Optical waveguide element and optical modulator | Kensuke Ogawa, Kazuhiro Goi | 2016-09-20 |
| 9335472 | Planar optical waveguide device and DP-QPSK modulator | Akira Oka, Kensuke Ogawa, Kazuhiro Goi | 2016-05-10 |
| 9008476 | Polarization conversion device | Akira Oka, Kazuhiro Goi, Kensuke Ogawa | 2015-04-14 |
| 8790747 | Method and apparatus for producing insulated wire | Koji Kuromiya, Satoshi Saito, Takashi Shigematsu, Akihiro Murakami, Shinji Ichikawa +2 more | 2014-07-29 |
| 8274434 | Electronic apparatus with a positioning structure for cable orientation | Toshiyuki Hirota, Hiroyuki Hotta | 2012-09-25 |
| 8233271 | Electronic apparatus | — | 2012-07-31 |
| 8081448 | Electronic apparatus | — | 2011-12-20 |
| 7499538 | Telephone for searching memory content using a simple user operation | Mitsuji Hama, Masahiro Naito, Eiji Kotobuki | 2009-03-03 |
| 7273089 | Electronic apparatus having a heat-radiating unit for radiating heat of heat-generating components | Yukihiko Hata, Kentaro Tomioka, Mitsuyoshi Tanimoto | 2007-09-25 |
| 7156693 | Electronic apparatus with pointing device on the housing | — | 2007-01-02 |
| 7092511 | Telephone for retrieving memory content through simple operation | Mitsuji Hama, Masahiro Naito, Eiji Kotobuki | 2006-08-15 |
| 7092246 | Apparatus for connecting a display to a body case of an electronic device | Toshiyuki Tanaka, Hiroshi Nakamura | 2006-08-15 |
| 7054145 | Mechanism for adjusting a display | Toshiyuki Tanaka, Aage Granaas | 2006-05-30 |
| 7042711 | Multi-functional electronic device with a continuously accessible pointing device | Toshiyuki Tanaka, Aage Granaas | 2006-05-09 |
| 6856609 | Mobile station for CDMA communication system and method for communication of the mobile station | Michiyuki Yamaoka, Masahide Akao | 2005-02-15 |
| 6845011 | Electronic apparatus having a circulation path of liquid coolant to cool a heat-generating component | Kentaro Tomioka, Katsumi Hisano, Tomonao Takamatsu, Mitsuyoshi Tanimoto, Teruo Kinoshita | 2005-01-18 |