H04Q 2213/299
Bus
H04Q2213/299 (Bus) appears on 23 US grants and 0 published applications in this corpus.
Search patents in H04Q- Granted patents
- 23
- Published applications
- 0
- Assignees
- 18
- Inventors
- 46
- Latest grant
- 17 Feb 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Digital telephone switching system having plural terminal devices directly connected to a common digital line17 Feb 1998US 5,719,855 AHitachi Telecom Technologies, Ltd.
- Bus line traffic control adapter apparatus16 Sep 1997US 5,668,799 ANEC Corporation
- Communication method and apparatus10 Sep 1996US 5,555,294 ACanon Kabushiki Kaisha
- Method for multiple access in a digital communication system6 Aug 1996US 5,544,158 AMitel Corporation
- Voice bus for a computer backplane27 Feb 1996US 5,495,583 ANorthern Telecom Limited
No published applications in this class yet.
Most cited
By later US patents
- Apparatus for interfacing analog telephones and digital data terminals to an ISDN line309US 5,305,312 AAT&T Bell Laboratories · 1994
- Wiring scheme and network adapter with digital and analog outputs to allow old pots coexistence with ISDN91US 5,448,635 AInternational Business Machines Corporation · 1995
- ISDN, basic rate interface arranged for quad voice41US 4,970,723 AAT&T Bell Laboratories · 1990
- Master/slave synchronizer36US 4,860,285 AAdvanced Micro Devices, Inc. · 1989
- Homebus system for permitting homebus equipment and ISDN basic interface equipment to use same twisted pair line homebus36US 5,379,441 AMatsushita Electric Industrial Co., Ltd. · 1995