Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11787308 | Battery temperature control device of electric vehicle | — | 2023-10-17 |
| 11309720 | Lithium ion battery control device, and lithium ion battery control method | Yuki Ito, Atsushi Tamai, Kenji Sato, Kazuhito Nakao | 2022-04-19 |
| 11177675 | Charging control device | Naoya Okada, Hiroki Tsutsumi | 2021-11-16 |
| 9260324 | Flow passage control valve | Shinya Yamaoka | 2016-02-16 |
| 8845904 | Method for operating ion exchange equipment | Masaaki Hirao, Saburo Nakamura, Shinichiro Teshima, Atsushi Kan, Hiroshi Hosokawa | 2014-09-30 |
| 7722772 | Ion exchange apparatus and method of controlling the same | Hideo Furukawa, Makoto Hato, Hironao Kato, Kazutaka Baba | 2010-05-25 |
| 7547587 | Method for manufacturing semiconductor light emitting device | Hitoshi Nakamura, Noriaki Ishio | 2009-06-16 |
| 7463633 | Packet switching system, packet switching network and packet switching method | Noboru Endo, Akihiko Takase, Kazuho Miki | 2008-12-09 |
| 7046630 | Packet switching network, packet switching equipment and network management equipment | Kazuho Miki, Noboru Endo, Akihiko Takase, Yoshito Sakurai | 2006-05-16 |
| 6882653 | Gateway system having controller and signal processor for interconnecting IP network and telephone network and method for controlling alternative routing at the time of fault of gateway system | Yoshinao Kiuchi, Takaaki Higashi | 2005-04-19 |
| 6512745 | Packet switching network, packet switching equipment, and network management equipment | Kazuho Miki, Noboru Endo, Akihiko Takase, Yoshito Sakurai | 2003-01-28 |
| 6330227 | Cell output control apparatus and method | Kota Miyoshi, Takahiko Kozaki, Akihiko Takase | 2001-12-11 |
| 6275494 | Packet switching system, packet switching network and packet switching method | Noboru Endo, Akihiko Takase, Kazuho Miki | 2001-08-14 |
| 6108304 | Packet switching network, packet switching equipment, and network management equipment | Kazuho Miki, Noboru Endo, Akihiko Takase, Yoshito Sakurai | 2000-08-22 |
| 6002668 | Cell output control apparatus and method | Kota Miyoshi, Takahiko Kozaki, Akihiko Takase | 1999-12-14 |
| 5870418 | Driving circuit of laser diode and optical transmission device | Atsushi Takai | 1999-02-09 |
| 5715339 | Optical parallel transmission device | Atsushi Takai | 1998-02-03 |
| 5675599 | Driving circuit of laser diode and optical transmission device | Atsushi Takai | 1997-10-07 |
| 5568576 | Optical parallel transmission device | Atsushi Takai | 1996-10-22 |
| 5448661 | Optical parallel transmission device | Atsushi Takai | 1995-09-05 |
| 5356665 | Method of manufacturing a pipe coated with a resin layer on the inner surface thereof | Kuniaki Seki, Shinichi Nishiyama, Noboru Hagiwara | 1994-10-18 |
| 5298328 | Packing material and method of making same | Tsutomu Nishiwaki, Yoji Nagano | 1994-03-29 |
| 5263109 | Optical transmission paths and methods of measuring their optical transmission times | Atsushi Takai | 1993-11-16 |
| 5207248 | Pipe coated with a resin layer on the inner surface thereof | Kuniaki Seki, Shinichi Nishiyama, Noboru Hagiwara | 1993-05-04 |
| 5182117 | Heating and cooling unit | Koichi Ozawa, Yutaka Owashi | 1993-01-26 |