Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12191872 | R/D conversion method and R/D converter | Hiroshi Kushihara, Hirofumi Maruyama, Ryohei Ushikusa | 2025-01-07 |
| 12078562 | Pressure sensor | Hideaki Hasegawa, Hiroyuki Tamaoka, Takeshi Yagi | 2024-09-03 |
| 12001050 | Manufacturing method of multicore fiber preform, multicore fiber preform, and multicore fiber | Masanori Takahashi, Koichi Maeda, Ryuichi Sugizaki, Masayoshi Tsukamoto | 2024-06-04 |
| 11893101 | Wearable camera, user authentication system and user authentication method | Takayuki Haraguchi, Manabu Nakamura, Masashi Nakamura | 2024-02-06 |
| 11753328 | Method and device for screening optical fiber core, and method for manufacturing optical fiber core | Shigeto Matsumoto | 2023-09-12 |
| 11323692 | Asset management system and asset management method | Minoru Hagio, Junichi Hamada, Masahiro Nomoto | 2022-05-03 |
| 11276193 | Information processing device | Minoru Hagio, Nobuhito Seki, Keiichi Miyazaki, Kosuke Shinozaki, Masayuki Hasegawa +2 more | 2022-03-15 |
| 11253947 | Magnet wire bonding method and bonding structure | Hiroshi Kushihara, Kazuyuki Ishibashi, Hirofumi Maruyama, Toshiki Muramatsu, Shinichi Hara +1 more | 2022-02-22 |
| 11237322 | Optical fiber manufacturing method using relative bulk densities | Harumi Inaba, Shigeto Matsumoto, Takeshi Yagi, Shinichi Aozasa, Kyozo Tsujikawa +1 more | 2022-02-01 |
| 10855913 | Wearable camera, video playback system, and video playback method | Minoru Hagio, Takae Oguchi | 2020-12-01 |
| 10084472 | Phase modulation-type redundant two-phase-output resolver and signal output method thereof | Hiroshi Kushihara, Kazuyuki Ishibashi, Hirofumi Maruyama, Katsutoshi Toyotake, Toshiki Muramatsu | 2018-09-25 |
| 9688254 | Stop control system for vehicle | Eisuke Horii, Yoshinari Sugita, Syumpei Tahara, Tomohiro Watanabe, Hiroshi Yoneguchi +4 more | 2017-06-27 |
| 9463781 | Stop control system for vehicle | Eisuke Horii, Yoshinari Sugita, Syumpei Tahara, Tomohiro Watanabe, Hiroshi Yoneguchi +4 more | 2016-10-11 |
| 8340362 | Image acquisition apparatus and biometric information acquisition apparatus | Hiroyuki Tsukamoto, Kiyoharu Kishimoto | 2012-12-25 |
| 8033141 | Method of manufacturing optical fiber | Minsuk Song | 2011-10-11 |
| 7675016 | Solid-state image pickup device and method of producing the same | Chihiro Mochizuki, Hiroshi Kikuchi, Akira Arimoto, Masaru Eguchi | 2010-03-09 |
| 7612986 | Aluminum plate for aluminum electrolytic capacitor electrode, aluminum electrolytic capacitor, and method for manufacturing aluminum electrolytic capacitor | Masahiko Katano, Masashi Isobe | 2009-11-03 |
| 6804441 | Optical fiber, optical fiber component and optical transmission method | Naoto Oyama, Hirofumi Saito | 2004-10-12 |
| 6766089 | Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber | Ryuichi Sugizaki, Keiichi Aiso, Naoto Oyama, Jun Terada, Hisashi Koaizawa +1 more | 2004-07-20 |
| RE38503 | Information recording disk | Tamotsu Iida, Takeshi Maeda | 2004-04-20 |
| 6684018 | Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber | Ryuichi Sugizaki, Keiichi Aiso, Naoto Oyama, Jun Terada, Hisashi Koaizawa +1 more | 2004-01-27 |
| 6671444 | Optical fiber | Takeshi Yagi, Kunihiko Mori, Hidehiko Takara, Satoki Kawanishi | 2003-12-30 |
| 6404967 | Optical fiber and optical transmission line using the same | Ryuichi Sugizaki, Keiichi Aiso | 2002-06-11 |
| 6373798 | Recording device which can continuously record information data onto plurality of information media | — | 2002-04-16 |
| 6175680 | Dispersion shifted optical fiber | Noritsugu Enomoto, Youichi Akasaka, Tamotsu Kamiya | 2001-01-16 |