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Portable handheld terminal    
United States Patent4916441   
Link to this pagehttp://www.wikipatents.com/4916441.html
Inventor(s)Gombrich; Peter P. (Boulder, CO)
AbstractA handheld pocket terminal (22) having a display screen (40) and a bar code reader (42).



 Title Information Submit all comments and votes
 
Patent Text Patent PDF Print Page Summary File History
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Drawing from US Patent 4916441
Portable handheld terminal - US Patent 4916441 Drawing
Portable handheld terminal
Inventor     Gombrich; Peter P. (Boulder, CO)
Owner/Assignee     CliniCom Incorporated (Boulder, CO)
Patent assignment
All assignments
Publication Date     April 10, 1990
Application Number     07/246,520
PAIR File History     Application Data   Transaction History
Image File Wrapper   Patent Term   Fees
Litigation
Filing Date     September 19, 1988
US Classification     345/169 235/380 235/382 235/462.45 340/5.91 340/7.32 340/7.63 341/22 341/23 345/173 345/211 455/90.2 455/566 708/141 D18/11
Int'l Classification     H04Q 001/00 G06F 015/06
Examiner     Yusko; Donald J.
Assistant Examiner     Pudpud; E. O.
Attorney/Law Firm     Merchant, Gould, Smith, Edell, Welter & Schmidt
Address
Parent Case    
Priority Data    
USPTO Field of Search     235/380 235/382 235/385 235/454 235/462 235/472 e 364/705.1 364/706 364/707 364/708 364/709.01 364/709.06 364/709.11 364/709.12 364/413.02 364/200 MS File 364/900 MS Fil 340/825.3 340/825.31 340/825.44 340/712 340/711 340/706 341/20 341/22 341/23 178/18 178/19 455/89 455/90 455/95
Patent Tags     portable handheld terminal
   
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 References Submit all comments and votes
 
*references marked with an asterisk below are user-added references
 U.S. References
 
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ReferenceRelevancyCommentsReferenceRelevancyComments
4835372
Gombrich
235/375
May,1989
[0 after 0 votes]		4806906
Oda
340/7.63
Feb,1989
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4773032
Uehara
708/134
Sep,1988
[0 after 0 votes]		4739316
Yamaguchi
345/87
Apr,1988
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4692740
Washizuka
341/22
Sep,1987
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Kuo
235/146
Jul,1987
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Wetterau, Jr.
434/247
Mar,1987
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Grassl
455/462
Jan,1987
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Blum
235/375
Dec,1986
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Benton
705/44
Nov,1986
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Kumar
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Hawkins

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Pejas
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Williams
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Knowles
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Chadima, Jr.
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Hara
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Smith
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Benton
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Barrett, Jr.
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Mastromoro
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Kessler
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Swartz
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Pritchard
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Hara
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Pfister
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Withnall
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Alley, Sr.
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Barrett, Jr.
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Shepard
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Baker
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Wakeland
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Shepard
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Hara
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Lockwood
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Call
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See
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Swartz
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Root
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Sakai
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Koenig
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Wald
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Lester
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Catotti
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Wenninger
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Moellering
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Berler
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Sandstedt
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 Foreign References
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 Market Review Submit all comments and votes
   
Market Size
Estimate the gross annual revenues of the relevant market sector:
> $10B
$5B - $10B
$2B - $5B
$500M - $2B
$100M - $500M
$10M - $100M
$1M - $10M
$500K - $1M
$100K - $500K
< $100K
[No votes]
$0
 
$0   $2.5B   $5B   $7.5B   $10B
Market Share
Estimate the percentage of the relevant market sector this invention will capture:
75% - 100%
50% - 74.99%
25% - 49.99%
10 - 24.99%
5 - 9.99%
2 - 4.99%
1 - 1.99%
< 1%
[No votes]
0.0%
 
0%   25%   50%   75%   100%
Reasonable Royalty
What percentage of gross sales should the inventor or assignee be paid?
75% - 100%
50% - 74.99%
25% - 49.99%
10 - 24.99%
5 - 9.99%
2 - 4.99%
1 - 1.99%
< 1%
[No votes]
0.0%
 
0%   25%   50%   75%   100%
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xMarket ShareN/A[No votes]
xReasonable RoyaltyN/A[No votes]
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Competitive Advantage
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Commercial Alternatives
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 Technical Review Submit all comments and votes
 Claims Submit all comments and votes
 


What is claimed is:

1. A portable handheld terminal, comprising:

(a) a housing;

(b) programmable touch sensitive display means disposed on the housing for display of information and for entry of information whereby the response of the display means to the touch can be varied;

(c) optical sensing means disposed in the housing for sensing optically transmitted information and including bar code reader means for reading bar code indicia on an object;

(d) electromagnetic transceiver means disposed within the housing for transmitting and receiving electromagnetic signals;

(e) detachable keyboard means detachably mounted on the housing for entry of information, the detachable keyboard means including a display for display of information, the detachable keyboard being mounted over touch sensitive the display means, the keyboard means including optical transmitter means for optically transmitting user entered information to the optical sensing means of the portable handheld terminal;

(f) microcomputer control means including microprocessor and associated memory contained in the housing and operatively interconnected to the detachable keyboard means; display means, optical sensor means, and electromagnetic transceiver means for controlling operation of the portable handheld terminal; and

(g) powe