Log In
Sign Up
Find a Lawyer
Ask a Lawyer
Research the Law
Law Schools
Laws & Regs
Newsletters
Marketing Solutions
Justia Connect
Pro Membership
Basic Membership
Justia Lawyer Directory
Platinum Placements
Gold Placements
Justia Elevate
SEO
Websites
Blogs
Justia Amplify
PPC Management
Google Business Profile
Social Media
Justia Onward Blog
Justia
Patents
Printing And Office Machinery Patents
Typewriter Or Calculator Patents
Calculator (3) Patents
With Keyboard Patents (Class D18/7)
With Keyboard Patents (Class D18/7)
With carriage (Class D18/8)
Calculator
Patent number:
D581453
Type:
Grant
Filed:
April 7, 2008
Date of Patent:
November 25, 2008
Assignee:
Cotapaxi Custom Design and Manufacturing, LLC
Inventor:
Carl Cetera
Desktop electronic calculator
Patent number:
D582969
Type:
Grant
Filed:
March 3, 2008
Date of Patent:
December 16, 2008
Inventor:
Kazunori Tonouchi
Calculator
Patent number:
D583855
Type:
Grant
Filed:
June 4, 2008
Date of Patent:
December 30, 2008
Inventor:
Daniel Oas
Secure password organizer
Patent number:
D584305
Type:
Grant
Filed:
October 31, 2007
Date of Patent:
January 6, 2009
Inventor:
Daniel Rothman
Electronic calculator
Patent number:
D584762
Type:
Grant
Filed:
December 28, 2007
Date of Patent:
January 13, 2009
Assignee:
Casio Computer Company Co., Ltd.
Inventors:
Junichi Ono, Makoto Matsuda, Shuji Shibuki
Calculator
Patent number:
D585931
Type:
Grant
Filed:
December 14, 2007
Date of Patent:
February 3, 2009
Inventor:
Andrew Palmer
Shopping discount calculator
Patent number:
D589081
Type:
Grant
Filed:
August 16, 2007
Date of Patent:
March 24, 2009
Inventor:
Cathy B. Wages
Touchpad calculator
Patent number:
D594897
Type:
Grant
Filed:
June 10, 2008
Date of Patent:
June 23, 2009
Inventor:
Daniel Oas
Calculator
Patent number:
D595338
Type:
Grant
Filed:
December 14, 2007
Date of Patent:
June 30, 2009
Inventor:
Andrew Palmer
Calculator
Patent number:
D595339
Type:
Grant
Filed:
June 2, 2008
Date of Patent:
June 30, 2009
Inventor:
Daniel Oas
Electronic calculator
Patent number:
D598485
Type:
Grant
Filed:
November 3, 2008
Date of Patent:
August 18, 2009
Assignee:
Casio Keisanki Kabushiki Kaisha
Inventors:
Akihiro Miyahara, Junichi Ono
Electronic calculator
Patent number:
D598486
Type:
Grant
Filed:
January 29, 2009
Date of Patent:
August 18, 2009
Assignee:
Casio Keisanki Kabushiki Kaisha
Inventors:
Akihiro Miyahara, Junichi Ono
Calculator
Patent number:
D599842
Type:
Grant
Filed:
December 31, 2008
Date of Patent:
September 8, 2009
Inventor:
Andrew Palmer
Quick process sales/tip percentage calculator
Patent number:
D600274
Type:
Grant
Filed:
June 24, 2008
Date of Patent:
September 15, 2009
Inventor:
Herb O. Schoning
Calculator
Patent number:
D600739
Type:
Grant
Filed:
June 10, 2008
Date of Patent:
September 22, 2009
Assignee:
Mekosonic Enterprises Limited
Inventor:
Tsz Hung Ricky Lo
Calculator
Patent number:
D601618
Type:
Grant
Filed:
January 27, 2009
Date of Patent:
October 6, 2009
Inventor:
Andrew C. Palmer
Spell checker
Patent number:
D604299
Type:
Grant
Filed:
October 6, 2008
Date of Patent:
November 17, 2009
Inventor:
Yesenia Acevedo
Calculator
Patent number:
D605220
Type:
Grant
Filed:
August 11, 2008
Date of Patent:
December 1, 2009
Inventor:
Andrew C Palmer
Calculator
Patent number:
D606114
Type:
Grant
Filed:
August 6, 2008
Date of Patent:
December 15, 2009
Inventor:
Andrew C Palmer
Notepad holder and calculator
Patent number:
D606591
Type:
Grant
Filed:
February 25, 2009
Date of Patent:
December 22, 2009
Assignee:
Sweda Company, LLC
Inventor:
Arthur Scott Pearson
Electronic calculator
Patent number:
D631086
Type:
Grant
Filed:
May 18, 2010
Date of Patent:
January 18, 2011
Assignee:
Casio Keisanki Kabushiki Kaisha
Inventors:
Junichi Ono, Makoto Matsuda, Shuji Shibuki
Electronic desk calculator
Patent number:
D633133
Type:
Grant
Filed:
August 31, 2010
Date of Patent:
February 22, 2011
Assignee:
Mark's Inc.
Inventor:
Kazuhiko Takaghi
Calculator
Patent number:
D634776
Type:
Grant
Filed:
November 3, 2009
Date of Patent:
March 22, 2011
Inventor:
Andrew C Palmer
Calculator
Patent number:
D635610
Type:
Grant
Filed:
March 25, 2010
Date of Patent:
April 5, 2011
Assignee:
GPA Plus, LLC
Inventor:
Carl Tenbrink
Electronic calculator
Patent number:
D652070
Type:
Grant
Filed:
December 10, 2010
Date of Patent:
January 10, 2012
Assignee:
Sharp Kabushiki Kaisha
Inventor:
Shin Takahashi
Hydro power calculator
Patent number:
D652861
Type:
Grant
Filed:
June 7, 2010
Date of Patent:
January 24, 2012
Assignee:
Kikkerland Design, Inc.
Inventor:
Jan van der Lande
Calculator
Patent number:
D679316
Type:
Grant
Filed:
August 10, 2012
Date of Patent:
April 2, 2013
Assignee:
Infinite Response, Inc.
Inventors:
Kristin C. Robbirds, Van S. Chandler
Tablet
Patent number:
D716295
Type:
Grant
Filed:
September 21, 2012
Date of Patent:
October 28, 2014
Assignee:
MerchSource, LLC
Inventor:
Jeff Champ
Portable electronic device
Patent number:
D750061
Type:
Grant
Filed:
March 14, 2013
Date of Patent:
February 23, 2016
Assignee:
Hewlett-Packard Development Company, L.P.
Inventors:
Shanshan Li, Timothy J. Wessman, Swee Keng Lieu, Youjin Nam, Clement C. Gallois
Calculator with wireless digital keyboard
Patent number:
D769964
Type:
Grant
Filed:
January 30, 2015
Date of Patent:
October 25, 2016
Assignee:
SHENZHEN LOYAL ELECTRONICS CO., LTD.
Inventor:
Zhichun Lu
Electronic calculator with printer
Patent number:
D806783
Type:
Grant
Filed:
April 25, 2016
Date of Patent:
January 2, 2018
Assignee:
Casio Keisanki Kabushiki Kaisha
Inventors:
Yozo Yamamoto, Shinobu Sugioka
Electronic calculator with printer
Patent number:
D806784
Type:
Grant
Filed:
April 25, 2016
Date of Patent:
January 2, 2018
Assignee:
Casio Keisanki Kabushiki Kaisha
Inventor:
Shinobu Sugioka
Electronic calculator
Patent number:
D806785
Type:
Grant
Filed:
December 15, 2016
Date of Patent:
January 2, 2018
Assignee:
Casio Keisanki Kabushiki Kaisha
Inventors:
Shuhei Nakamura, Kyohei Ishii
Electronic calculator
Patent number:
D807425
Type:
Grant
Filed:
April 22, 2016
Date of Patent:
January 9, 2018
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventor:
Yoshihiro Minamide
Electronic calculator
Patent number:
D810190
Type:
Grant
Filed:
October 11, 2016
Date of Patent:
February 13, 2018
Assignee:
Sharp Kabushiki Kaisha
Inventor:
Takeo Koike
Electronic calculator
Patent number:
D836711
Type:
Grant
Filed:
February 27, 2017
Date of Patent:
December 25, 2018
Assignee:
Sharp Kabushiki Kaisha
Inventor:
Hiroyuki Kinemura
Electronic calculator with printer
Patent number:
D856411
Type:
Grant
Filed:
September 21, 2017
Date of Patent:
August 13, 2019
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventors:
Susumu Kamiya, Kazuhito Sakaguchi
Electronic calculator
Patent number:
D857091
Type:
Grant
Filed:
February 27, 2017
Date of Patent:
August 20, 2019
Assignee:
Sharp Kabushiki Kaisha
Inventor:
Hiroyuki Kinemura
Electronic calculator
Patent number:
D892208
Type:
Grant
Filed:
January 10, 2019
Date of Patent:
August 4, 2020
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventor:
Akihiro Miyahara
Electronic calculator
Patent number:
D898818
Type:
Grant
Filed:
March 16, 2019
Date of Patent:
October 13, 2020
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventors:
Akihiro Miyahara, Kyohei Ishii
Electronic calculator
Patent number:
D902298
Type:
Grant
Filed:
January 10, 2019
Date of Patent:
November 17, 2020
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventor:
Akihiro Miyahara
Electronic calculator
Patent number:
D902299
Type:
Grant
Filed:
January 10, 2019
Date of Patent:
November 17, 2020
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventor:
Akihiro Miyahara
Electronic calculator
Patent number:
D902300
Type:
Grant
Filed:
January 10, 2019
Date of Patent:
November 17, 2020
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventor:
Akihiro Miyahara
Electronic calculator
Patent number:
D902301
Type:
Grant
Filed:
January 10, 2019
Date of Patent:
November 17, 2020
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventor:
Akihiro Miyahara
Calculator
Patent number:
D911433
Type:
Grant
Filed:
February 2, 2019
Date of Patent:
February 23, 2021
Assignee:
FOSHAN CITY NANHAI HUISEN PLEXIGLASS CRAFTS CO., LTD
Inventor:
Jiongmian Yang
Calculator
Patent number:
D941387
Type:
Grant
Filed:
January 12, 2021
Date of Patent:
January 18, 2022
Assignee:
FOSHAN CITY NANHAI HUISEN PLEXIGLASS CRAFTS CO., LTD
Inventor:
Jiongmian Yang
Electronic calculator
Patent number:
D943661
Type:
Grant
Filed:
November 22, 2019
Date of Patent:
February 15, 2022
Assignee:
HAREX INFOTECH INC.
Inventor:
Kyung Yang Park
Electronic calculator
Patent number:
D978961
Type:
Grant
Filed:
August 10, 2021
Date of Patent:
February 21, 2023
Inventor:
Kyung Yang Park
Electronic calculator
Patent number:
D1039599
Type:
Grant
Filed:
February 18, 2022
Date of Patent:
August 20, 2024
Assignee:
CASIO KEISANKI KABUSHIKI KAISHA
Inventors:
Shunsuke Oka, Kyohei Ishii
Writing pad calculator
Patent number:
D1053243
Type:
Grant
Filed:
June 23, 2021
Date of Patent:
December 3, 2024
Inventor:
Meijiao Chen
1
2
3
4
5
…
next