Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405585 | Air conditioning system including a platform with remote access to a main body of an air conditioning apparatus and including multiple function layers | Takeshi Umemoto, Tamotsu Nakajima, Masanori Tomita | 2025-09-02 |
| 6654385 | Message division communication method and communication system | Hiromi Odaka, Shigeru Sekine, Eiji Ishioka, Hisashi Koga | 2003-11-25 |
| 6374309 | Communication signal suppressing apparatus and common line signal apparatus capable of reducing workload of firmware | Megumi Shibata, Hiroyoshi Yoda, Hitoshi Ouchi, Kenji Kazehaya | 2002-04-16 |
| 6272454 | Debugging and cosimulation method for wide band switch firmware | Shigeru Sekine, Eiji Ishioka, Tomoki Someya, Noboru Ise | 2001-08-07 |
| 6266325 | Method of controlling path audit in switches | Eiji Ishioka, Shigeru Sekine, Hiromi Odaka, Yoshihiro Watanabe, Toshiaki Oishi | 2001-07-24 |
| 6246665 | Method for attending occurrence of failure in an exchange system that exchanges cells having fixed-length, and interface unit and concentrator equipped in the exchange system using the method | Yoshihiro Watanabe, Hiroshi Nishida, Kenichi Okabe | 2001-06-12 |
| 5953334 | ATM switching system | Yuzou Kawamura, Emi Hata, Shigeru Sekine | 1999-09-14 |
| 5923661 | Method of collecting large amounts of data in apparatus such as ATM exchange | Emi Nemoto, Hiroyuki Sasai, Miho Tsuchiya | 1999-07-13 |
| 5915092 | Communications control system for transferring commands/status data in batch between processors utilizing transmitting processor's command activation order and receiving processor's access control | Kiyohumi Mitsuze, Ryouzi Takano, Kenichi Okabe, Katsuaki Akama | 1999-06-22 |
| 5577114 | Subscriber line control apparatus to concurrently detect change in line state for subscriber lines and determine validity of timer device | Ryouzi Takano, Takashi Hatano | 1996-11-19 |
| 5568479 | System of controlling miscellaneous means associated with exchange | Yoshihiro Watanabe, Satoshi Kakuma, Yuzo Okuyama, Kenichi Okabe | 1996-10-22 |
| 5523999 | Packet data switching system | Ryouzi Takano, Masataka Sakai, Kiyohumi Mitsuze, Yoshiharu Kato | 1996-06-04 |
| 5375117 | Maintenance communication control system in an | Takashi Hatano, Ryouzi Takano, Hisashi Koga, Tsutomu Shiomitsu | 1994-12-20 |
| 5283788 | ISDN D channel congestion control method | Takashi Hatano, Masako Shinmura, Hisashi Koga, Tsutomu Shiomitsu | 1994-02-01 |
| 5271009 | Data transfer method performed in a data processor provided in a switching system | Ryouzi Takano, Kiyohumi Mitsuze, Takashi Nara, Takashi Hatano | 1993-12-14 |
| 5001740 | Method and apparatus for starting switching system | Ryouji Takano, Takashi Hatano, Kiyohumi Mitsuze | 1991-03-19 |