Osamu Sekihata
22Patents
15h-index
26Co-inventors
77Inventor score
Filing activity: Oct 17, 1991 → Mar 24, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5339318A | VPI and VCI assignment system in ATM system | Electricity | 176 | Expired |
| US5373504A | Apparatus and a method for setting a communication path | Electricity | 123 | Expired |
| US5357510A | Apparatus and a method for supervising and controlling ATM traffic | Electricity | 123 | Expired |
| US5570361A | Apparatus and a method for supervising and controlling ATM traffic | Electricity | 110 | Expired |
| US5724346A | Means for maintaining connectable access points owing to movement of a mobile station between cells in a wireless LAN system | Electricity | 107 | Expired |
| US5588003A | LAN-WAN-LAN communication method, and apparatus for LAN-WAN connection | Electricity | 71 | Expired |
| US5287349A | ATM exchange system | Electricity | 55 | Expired |
| US5682381A | Wireless LAN system | Electricity | 52 | Expired |
| US5375121A | ATM cell assembling and disassembling system and method | Electricity | 51 | Expired |
| US5506834A | Communication apparatus for communicating between LANS through a wide area network | Electricity | 50 | Expired |
| US6493767B1 | Network address supply system for transmitting an address supply request to only a server | Electricity | 43 | Expired |
| US5544169A | Apparatus and a method for supervising and controlling ATM traffic | Electricity | 43 | Expired |
| US5715239A | ATM multiplex transmission system having test equipment | Electricity | 24 | Expired |
| US5343462A | Fault notifying system for asynchronous transfer mode communication system | Electricity | 23 | Expired |
| US5237569A | Method and system for transmitting HDLC data via ATM network | Electricity | 18 | Expired |
| US5675574A | System and method for controlling interface between PBX and ATM multiplexing transmitter | Electricity | 13 | Expired |
| US7130271B1 | Relaying apparatus | Electricity | 9 | Expired |
| US5606557A | Bus load distributing method suitable for data communications equipment and bus switching control device for data communications equipment | Electricity | 6 | Expired |
| US5608719A | ATM multiplex transmission system having test equipment | Electricity | 6 | Expired |
| US7518988B2 | Ring switchover method | Electricity | 4 | Expired |
| US7352746B1 | Frame forwarding installation | Electricity | 4 | Expired |
| US8135010B2 | System and apparatus thereof for Ethernet PON communication | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.