Michio Koizumi

Person

Tokorozawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet discharge apparatus for printer
- Patent number 5,141,345
- Issue date Aug 25, 1992
- Citizen Watch Co., Ltd.
- Kimihiro Kosugi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer having a top cover with an access shutter
- Patent number 5,040,912
- Issue date Aug 20, 1991
- Citizen Watch Co., Ltd.
- Michio Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer for use with continuous form
- Patent number 4,952,087
- Issue date Aug 28, 1990
- Citizen Watch Co., Ltd.
- Yasuo Iwata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Dot line printer with individually replaceable printing head
- Patent number 4,852,480
- Issue date Aug 1, 1989
- Citizen Watch Co., Ltd.
- Masao Kunita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Wire mask for a dot printer head apparatus
- Patent number 4,757,760
- Issue date Jul 19, 1988
- Citizen Watch Co., Ltd.
- Shohachi Nihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Frame for printing head
- Patent number D281079
- Issue date Oct 22, 1985
- Citizen Watch Co., Ltd.
- Masao Kunita
- D18 - Printing and office machinery
Information Patent Grant
Base frame for dot printer
- Patent number D281080
- Issue date Oct 22, 1985
- Citizen Watch Co., Ltd.
- Michio Koizumi
- D18 - Printing and office machinery
Information Patent Grant
Holder for printing head frame
- Patent number D281078
- Issue date Oct 22, 1985
- Citizen Watch Co., Ltd.
- Ken Koizumi
- D18 - Printing and office machinery
Information Patent Grant
Paper feed apparatus for shuttle printer
- Patent number 4,527,921
- Issue date Jul 9, 1985
- Citizen Watch Co., Ltd.
- Michio Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multiple inked ribbon color changeover mechanism for printing machine
- Patent number 4,188,135
- Issue date Feb 12, 1980
- Citizen Watch Co., Ltd.
- Nagao Mizutani
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Michio Koizumi

Person

Patents Grantslast 30 patents

Sheet discharge apparatus for printer

Printer having a top cover with an access shutter

Printer for use with continuous form

Dot line printer with individually replaceable printing head

Wire mask for a dot printer head apparatus

Frame for printing head

Base frame for dot printer

Holder for printing head frame

Paper feed apparatus for shuttle printer

Multiple inked ribbon color changeover mechanism for printing machine