P

Inventor

HAYASHI TOSHIO

JP126 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

19 patents
US6486974B1Nov 26, 2002

Image reading device

CANON KK48 citations96
US6094281AJul 25, 2000

Image reading device with offset faces for visible and non-visible light sensors

CANON KK62 citations96
US5503904AApr 2, 1996

Invisible information recorded medium

CANON KK67 citations96
US5305122AApr 19, 1994

Image reading and processing apparatus suitable for use as a color hand-held scanner

CANON KK101 citations96
US6051826AApr 18, 2000

Photosensor with filter for cutting off the input of invisible information

CANON KK40 citations93
US5974171AOct 26, 1999

Image processing apparatus and method

CANON KK44 citations93
US5763891AJun 9, 1998

Non-visualized information recording medium and apparatus for detecting the same

CANON KK34 citations93
US5724152AMar 3, 1998

Image reading apparatus and image processing apparatus for reading optical information of visible and non-visible light

CANON KK38 citations93
US5650863AJul 22, 1997

Image reading and copying using plural illumination sources having different characteristics

CANON KK43 citations93
US5631723AMay 20, 1997

Image processing apparatus for determining whether an image contains a particular pattern using invisible light

CANON KK18 citations93
US5617187AApr 1, 1997

Image reading apparatus, copying apparatus, image processing apparatus, and image processing method

CANON KK24 citations93
US5481334AJan 2, 1996

Image processing apparatus having means for detecting non-visible light, and image processing method therefor

CANON KK28 citations93
US5471281ANov 28, 1995

Image reading apparatus and copying apparatus having means for radiating visible and non-visible light, image processing apparatus having means for discriminating a specific orginal and image processing method therefor

CANON KK39 citations93
US6201616B1Mar 13, 2001

Method and apparatus for determining a predetermined pattern on an original based on visible and invisible information on the original

CANON KK27 citations92
US6078682AJun 20, 2000

Image processing apparatus and method, and image reading apparatus

CANON KK24 citations92
US5987166ANov 16, 1999

Image processing apparatus capable of marker editing original image

CANON KK19 citations84
US7731093B2Jun 8, 2010

Image reading/forming apparatus and method

CANON KK9 citations83
US7341326B2Mar 11, 2008

Image forming apparatus and method of controlling image forming apparatus

CANON KK9 citations83
US7463388B2Dec 9, 2008

Image forming apparatus with control of image formation using read information

CANON KK16 citations82

AGENCY IND SCIENCE TECHN

5 patents

DENSO CORP

3 patents

KAO CORP

3 patents

HONDA MOTOR CO LTD

3 patents

AJINOMOTO KK

2 patents

NIPPON CATALYTIC CHEM IND

2 patents

HAYASHI TOSHIO

2 patents

NISSAN MOTOR

1 patent

NIPPON TELEGRAPH & TELEPHONE

1 patent

NIPPON SYNTHETIC CHEM IND

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

TOYODA GOSEI KK

1 patent

TOYOTA BOSHOKU KK

1 patent

HORI SHINICHI

1 patent

NAKAMURA HIDETO

1 patent

ULVAC INC

1 patent

SUZUKI CO LTD

1 patent

MAZDA MOTOR

1 patent

Showing the top 50 of 126 patents by PatentIndex Score.