US Patent No: 6,297,752

Number of patents in Portfolio can not be more than 2000

Backside keyboard for a notebook or gamebox

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Abstract

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A keyboard for a notebook computer, personal computer, Personal Data Assistance computer or a game having two keyboard sections. In one embodiment the sections are fixedly mounted on the underside of the chassis of the device and the keys are arranged with half the keys on one section and half the keys are on the other section and positioned such that each key is in a natural position corresponding to the position of the keys when one is typing on a conventional keyboard. In another embodiment, each section is hingeably attached to an edge of the keyboard and the keyboard may be used in one position where the sections extend from the keyboard and face the user an another position where the sections are folded against the backside of the chassis of the device.

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First Claim

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Patent Owner(s)

  • Assignment data not available. Check USPTO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ni, Xuan 5986 Pilgrim Ave., San Jose, CA 95129 1 46

Cited Art Landscape

Patent Info (Count) # Cites Year
 
DELL USA, INC. (1)
5,515,305 PDA having chord keyboard input device and method of providing data thereto 43 1993
 
TOP GAME & CO., LTD. (1)
5,645,277 Controller for a video game console 87 1995
 
Other [Check patent profile for assignment information] (3)
5,278,779 Laptop computer with hinged keyboard 126 1992
5,410,333 Computer keyboard 127 1993
5,736,976 Computer data entry apparatus with hand motion sensing and monitoring 90 1995

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
APLIX IP HOLDINGS CORPORATION (8)
7,218,313 Human interface system 28 2003
7,669,770 Method of remapping the input elements of a hand-held device 1 2005
7,280,097 Human interface input acceleration system 45 2005
7,463,245 Human interface system 1 2007
7,667,692 Human interface system 2 2008
8,063,880 Mobile device customizer 1 2010
8,144,122 Human interface input acceleration system 2 2011
8,294,668 Accessory device for mobile host device 1 2011
 
FLEXTRONICS AP, LLC (4)
7,043,284 Integrated cellular phone, digital camera, and PDA, with swivel mechanism providing access to the interface elements of each function 12 2004
7,054,146 Method for manufacturing and kit for assembling a personal entertainment device (PED) with double-opening flap 9 2004
6,989,984 Personal entertainment device (PED) with double-opening flap 20 2004
7,333,321 Personal entertainment device (PED) with double-opening flap 11 2005
 
SONY COMPUTER ENTERTAINMENT INC. (3)
D517552 Keyboard 11 2004
D517068 Keyboard 12 2004
D516080 Keyboard 13 2004
 
FISH & RICHARDSON P.C. (2)
7,652,660 Mobile device customizer 11 2006
7,649,522 Human interface input acceleration system 8 2006
 
INTERNATIONAL BUSINESS MACHINES CORPORATION (2)
7,378,991 Condensed keyboard for electronic devices 7 2006
8,164,570 Condensed keyboard for electronic devices 2 2008
 
KAWELL, LEONARD M. (2)
7,224,345 Pad computer 5 2004
D554637 Hand-held computer 7 2006
 
QUALCOMM INCORPORATED (2)
6,671,170 Miniature keyboard for a hand held computer 23 2001
7,269,000 Folding keyboard for an electronic communications device 5 2006
 
AVAYA INC. (1)
7,047,038 Computer and mobile communication system 17 1999
 
E INK HOLDINGS INC. (1)
7,986,514 Electronic apparatus having movable input device 2 2009
 
EJT TECHNOLOGIES INC. (1)
D481733 Hand held keyboard 13 2002
 
GATEWAY, INC. (1)
6,909,424 Digital information appliance input device 45 2002
 
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE (1)
D598923 Graphic user interface for a display panel 8 2008
 
Jopet GmbH & Co. KG (1)
7,061,472 Presentation device 25 2000
 
LENOVO (SINGAPORE) PTE LTD. (1)
6,630,924 Gesture sensing split keyboard and approach for capturing keystrokes 93 2000
 
NOKIA CORPORATION (1)
D504888 Key button arrangement for a handset 9 2004
 
PIONEER CORPORATION (1)
7,123,243 Touch panel integrated type display apparatus 31 2003
 
SAMSUNG ELECTRONICS CO., LTD. (1)
6,914,776 Personal digital assistant with keyboard 9 2003
 
SONY CORPORATION (1)
D480726 Keyboard 14 2002
 
ULTRA MOBILE TECHNOLOGIES, LLC (1)
8,289,702 Universal rearward keyboard with means for inserting a portable computational display 1 2010
 
WIRELESS AGENTS, LLC (1)
7,881,055 Physical configuration of a hand-held electronic communication device 2 2006
 
Other [Check patent profile for assignment information] (10)
6,789,967 Distal chording keyboard 37 2002
6,939,066 Hand-held, freestanding, double-sided electronic keyboard 2 2002
8,245,158 System and method for providing a keyboard type interface for a computing device 2 2003
7,216,588 Modified-qwerty letter layout for rapid data entry 27 2003
D556977 Rear surface of a T-shirt 3 2004
D524820 Keyboard for a computer device, such as a personal computer, mobile telephone or personal digital assistant 37 2005
8,033,744 Keyboard for a handheld computer device 12 2005
7,658,562 Modified-QWERTY letter layout for rapid data entry 1 2007
8,279,589 Apparatus and method for data entry from a removable portable device cover 15 2010
8,649,164 Ergonomic rearward keyboard 0 2013