Sekihata; Osamu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sekihata; Osamu.The latest application filed is for "ring switchover method".
- Sekihata; Osamu - Kawasaki JP
- Sekihata; Osamu - Kawasaki-shi JP
- Sekihata; Osamu - Kanagawa JP
| Patent | Date |
|---|---|
| System and apparatus thereof for Ethernet PON communication Grant 8,135,010 - Tsujikado , et al. March 13, 2 | 2012-03-13 |
| Ring Switchover Method App 20090147675 - Sekihata; Osamu | 2009-06-11 |
| Ring switchover method Grant 7,518,988 - Sekihata April 14, 2 | 2009-04-14 |
| Frame forwarding installation Grant 7,352,746 - Sekihata April 1, 2 | 2008-04-01 |
| Relaying apparatus Grant 7,130,271 - Sekihata October 31, 2 | 2006-10-31 |
| Communication system and communication apparatus App 20050220104 - Tsujikado, Ikutaro ; et al. | 2005-10-06 |
| Ring switchover method App 20040081083 - Sekihata, Osamu | 2004-04-29 |
| Network address supply system for transmitting an address supply request to only a server Grant 6,493,767 - Ishida , et al. December 10, 2 | 2002-12-10 |
| Method, apparatus, and system for bandwidth control App 20020159480 - Sekihata, Osamu ; et al. | 2002-10-31 |
| Means for maintaining connectable access points owing to movement of a mobile station between cells in a wireless LAN system Grant 5,724,346 - Kobayashi , et al. March 3, 1 | 1998-03-03 |
| ATM multiplex transmission system having test equipment Grant 5,715,239 - Hyodo , et al. February 3, 1 | 1998-02-03 |
| Wireless LAN system Grant 5,682,381 - Sekihata , et al. October 28, 1 | 1997-10-28 |
| System and method for controlling interface between PBX and ATM multiplexing transmitter Grant 5,675,574 - Norizuki , et al. October 7, 1 | 1997-10-07 |
| ATM multiplex transmission system having test equipment Grant 5,608,719 - Hyodo , et al. March 4, 1 | 1997-03-04 |
| LAN-WAN-LAN communication method, and apparatus for LAN-WAN connection Grant 5,588,003 - Ohba , et al. December 24, 1 | 1996-12-24 |
| Apparatus and a method for supervising and controlling ATM traffic Grant 5,570,361 - Norizuki , et al. October 29, 1 | 1996-10-29 |
| Apparatus and a method for supervising and controlling ATM traffic Grant 5,544,169 - Norizuki , et al. August 6, 1 | 1996-08-06 |
| Communication apparatus for communicating between LANS through a wide area network Grant 5,506,834 - Sekihata , et al. April 9, 1 | 1996-04-09 |
| ATM cell assembling and disassembling system and method Grant 5,375,121 - Nishino , et al. December 20, 1 | 1994-12-20 |
| Apparatus and a method for setting a communication path Grant 5,373,504 - Tanaka , et al. December 13, 1 | 1994-12-13 |
| Apparatus and a method for supervising and controlling ATM traffic Grant 5,357,510 - Norizuki , et al. October 18, 1 | 1994-10-18 |
| Fault notifying system for asynchronous transfer mode communication system Grant 5,343,462 - Sekihata , et al. August 30, 1 | 1994-08-30 |
| VPI and VCI assignment system in ATM system Grant 5,339,318 - Tanaka , et al. August 16, 1 | 1994-08-16 |
| ATM exchange system Grant 5,287,349 - Hyodo , et al. February 15, 1 | 1994-02-15 |
| Method and system for transmitting HDLC data via ATM network Grant 5,237,569 - Sekihata , et al. August 17, 1 | 1993-08-17 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 