Hirakawa Kogyosha Co., Ltd.

Organization

Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Machine plate fastening means for offset press and joint plate for...
- Patent number 6,176,634
- Issue date Jan 23, 2001
- Hirakawa Kogyo Sha Co., Ltd.
- Miyuki Yamashita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Machine plate fastening means, plate cylinder fitted with said fast...
- Patent number 6,058,838
- Issue date May 9, 2000
- Hirakawa Kogyo Sha Co., Ltd.
- Miyuki Yamashita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Processing device for photographic materials and automatic developi...
- Patent number 5,778,275
- Issue date Jul 7, 1998
- Hirakawa Kogyo Sha Co., Ltd.
- Miyuki Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of reproducing images of plurality of copy pages on single p...
- Patent number 5,636,007
- Issue date Jun 3, 1997
- Mitsubishi Paper Mills Limited
- Koji Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographing method and photosensitive material printing apparatus...
- Patent number 5,610,682
- Issue date Mar 11, 1997
- Hirakawa Kogyo Sha Co., Ltd.
- Miyuki Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Route selector for sheetlike article
- Patent number 5,258,045
- Issue date Nov 2, 1993
- Hirakawa Kogyosha Co., Ltd.
- Miyuki Yamashita
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheetlike article conveying roller assembly
- Patent number 5,152,522
- Issue date Oct 6, 1992
- Hirakawa Kogyosha Co., Ltd.
- Miyuki Yamashita
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for correcting focal point according to lens temperature
- Patent number 5,124,738
- Issue date Jun 23, 1992
- Hirakawa Kogyosha Co., Ltd.
- Koji Yamashita
- G02 - OPTICS
Information Patent Grant
Jig for use with punch press
- Patent number 5,022,300
- Issue date Jun 11, 1991
- Hirakawa Kogyosha Co., Ltd.
- Miyuki Yamashita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Process camera
- Patent number 4,989,033
- Issue date Jan 29, 1991
- Hirakawa Kogyosha Co., Ltd.
- Miyuki Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process camera for reproducing multiple images on single film
- Patent number 4,862,223
- Issue date Aug 29, 1989
- Mitsubishi Paper Mills Limited
- Miyuki Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hirakawa Kogyosha Co., Ltd.

Organization

Patents Grantslast 30 patents

Machine plate fastening means for offset press and joint plate for...

Machine plate fastening means, plate cylinder fitted with said fast...

Processing device for photographic materials and automatic developi...

Method of reproducing images of plurality of copy pages on single p...

Photographing method and photosensitive material printing apparatus...

Route selector for sheetlike article

Sheetlike article conveying roller assembly

Apparatus for correcting focal point according to lens temperature

Jig for use with punch press

Process camera

Process camera for reproducing multiple images on single film

Patents Applicationslast 30 patents

Trademarklast 30 trademarks