Inventor
WATANABE TSUNEHIRO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE TSUNEHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
18 patentsUS5465162ANov 7, 1995
Image receiving apparatus
CANON KK119 citations98
US5185783AFeb 9, 1993
Communication apparatus for detecting a calling signal from a line, for detecting a data communication signal from a calling station, and for generating a quasi-calling tone
CANON KK29 citations92
US5170428ADec 8, 1992
Data communication apparatus
CANON KK32 citations92
US4878123AOct 31, 1989
Image processing apparatus having image memory
CANON KK29 citations92
US4845569AJul 4, 1989
Image transmission or encoding apparatus
CANON KK33 citations92
US4811385AMar 7, 1989
Data communication apparatus which can selectively store data or not, according to communication line status
CANON KK38 citations92
US4772955ASep 20, 1988
Data communication apparatus
CANON KK49 citations92
US4719514AJan 12, 1988
Method and apparatus for image transmission
CANON KK44 citations92
US4677649AJun 30, 1987
Data receiving apparatus
CANON KK50 citations89
US5414764AMay 9, 1995
Communications apparatus
CANON KK14 citations74
US5317629AMay 31, 1994
Data communication apparatus connectable with a plurality of telephone sets and a telephone line
CANON KK18 citations74
US5130946AJul 14, 1992
Protection of data in a memory in electronic equipment
CANON KK10 citations74
US4947423AAug 7, 1990
Communication apparatus with facilities for changing to a pulse or dial mode
CANON KK16 citations74
US4843479AJun 27, 1989
Data communication apparatus
CANON KK16 citations74
US4837806AJun 6, 1989
Data communication process suitable for use in a quiet environment
CANON KK7 citations74
US5526420AJun 11, 1996
Communication apparatus
CANON KK11 citations73
US5721766AFeb 24, 1998
Communication apparatus able to call plural designated destinations
CANON KK4 citations63
USRE36783EJul 18, 2000
Communication apparatus for detecting a calling signal from a line, for detecting a data communication signal from a calling station, and for generating a quasi-calling tone
CANON KK1 citations51
RICOH CO LTD
11 patentsUS9581937B2Feb 28, 2017
Powder container and image forming apparatus
RICOH CO LTD11 citations92
US11209748B2Dec 28, 2021
Powder container including a nozzle receiving opening and scoop
RICOH CO LTD2 citations84
US12313987B2May 27, 2025
Powder container with a nozzle receiver
RICOH CO LTD0 citations62
US11874613B2Jan 16, 2024
Powder container with a nozzle receiver
RICOH CO LTD0 citations62
US11662672B2May 30, 2023
Nozzle receiver for use with a toner container
RICOH CO LTD0 citations62
US11397391B2Jul 26, 2022
Powder container including a container body, nozzle receiver, and seal
RICOH CO LTD0 citations62
US11347163B2May 31, 2022
Powder container including a nozzle receiving opening and scoop
RICOH CO LTD0 citations62
US11231661B2Jan 25, 2022
Powder container including a container body, nozzle receiver, and seal
RICOH CO LTD0 citations62
US10915039B2Feb 9, 2021
Powder container and image forming apparatus
RICOH CO LTD0 citations62
US10564573B2Feb 18, 2020
Powder container and image forming apparatus
RICOH CO LTD0 citations52
US10156810B2Dec 18, 2018
Powder container and image forming apparatus
RICOH CO LTD0 citations52