Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11892398 | Sensor for determining liquid types | Seung Woo Lee | 2024-02-06 |
| 11426868 | Operation device, control system, control method, and non-transitory computer-readable storage medium | Seishiro Sakaguchi | 2022-08-30 |
| 11173600 | Operation device, control system, control method, and non-transitory computer-readable storage medium | Seishiro Sakaguchi | 2021-11-16 |
| 9709970 | Control device, security management system, and security management method | Yumie Kubota, Yuichi Haruki | 2017-07-18 |
| 6635204 | Process of making hollow fibers and treating fibers | Kazuhiko Tanaka, Hitoshi Nakatsuka, Nobuhiro Koga, Masao Kawamoto, Akihiro Hokimoto +2 more | 2003-10-21 |
| 6562151 | Rolling shaft made by high-frequency quenching | Hiroshi Fukushima | 2003-05-13 |
| 6455156 | Hollow fibers and manufacturing method of hollow fibers | Kazuhiko Tanaka, Hitoshi Nakatsuka, Nobuhiro Koga, Masao Kawamoto, Akihiro Hokimoto +2 more | 2002-09-24 |
| 6248287 | Corrective tempering apparatus for rolling elements | Akitoshi Maeda, Hiroaki Sugiyama, Manabu Ohhori | 2001-06-19 |
| 6119347 | Method for manufacturing balls for bearing and products thereby | Akira Suzuki, Jiami Pu, Katsunori Yanase, Minoru Kohari, Eiichi Takahashi +1 more | 2000-09-19 |
| 6093268 | Corrective tempering method for rolling elements | Akitoshi Maeda, Hiroaki Sugiyama, Manabu Ohhori | 2000-07-25 |
| 6012851 | Rolling bearing | Akio Aoki, Kanichiro Watanabe | 2000-01-11 |
| 5860749 | Rolling bearing for supporting rotating spindles | Akihiro Kiuchi | 1999-01-19 |
| 5766758 | Fiber of ethylene-vinyl alcohol copolymer and process for production thereof | Izumi Tabuchi, Yusuke ANDO, Shinji Yamaguchi | 1998-06-16 |
| 5753367 | Disperse dye-dyeable regenerated cellulose fiber and textile products containing the fiber | Osamu Takemura, Naoki Tanimoto, Eiji Iwasa, Ichirou Inoue, Tsutomu Kawamura +4 more | 1998-05-19 |
| 5695375 | Disperse dye-dyeable regenerated cellulose fiber and textile products containing the fiber | Osamu Takemura, Naoki Tanimoto, Eiji Iwasa, Ichirou Inoue, Tsutomu Kawamura +3 more | 1997-12-09 |
| 5639168 | Ball bearing for supporting a spindle rotating at high speed | Shingo Noguchi | 1997-06-17 |
| 5603576 | Method for manufacturing balls for bearing and products thereby | Akira Suzuki, Jiami Pu, Katsunori Yanase, Minoru Kohari, Eiichi Takahashi +1 more | 1997-02-18 |
| 5567796 | Polyester fiber | Sigeki Nakatsukasa, Kenichi Yoshioka, Kazuhiko Tanaka, Masao Kawamoto, Nozomu Sugoh +2 more | 1996-10-22 |
| 5464695 | Composite fiber containing inorganic fine powder | Masao Kawamoto, Kazuhiko Tanaka, Eiichirou Nakamura | 1995-11-07 |
| 5447579 | Rolling part steel | Norifumi Ikeda | 1995-09-05 |
| 5439300 | Rolling bearing | Toichi Kondo, Shigeru Okita | 1995-08-08 |
| 5359672 | Line detecting method using two rectangular windows passing through the line to be detected | Shinji Okumura, Seigo Nishikawa, Tatsumi Nakazato | 1994-10-25 |
| 5340650 | Vinyl alcohol units-containing polymer composite fiber having resistance to hot water and wet heat and process for its production | Izumi Watadani | 1994-08-23 |
| 5304420 | Vinyl alcohol unit-containing polymer fibers having high moisture absorption and high water absorption | Kazuhiko Tanaka, Masao Kawamoto, Tomoyasu Tsuda | 1994-04-19 |
| 5087519 | Ethylene-vinyl alcohol copolymer composite fiber and production thereof | Shinji Yamaguchi, Seiji Kashima, Kazuhiko Tanaka, Masao Kawamoto, Takao Akagi | 1992-02-11 |