P

Inventor

ARAKI KEISUKE

JP55 patents
⚠️ This page may combine multiple inventors who share the name “ARAKI KEISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

25 patents
US6166866ADec 26, 2000

Reflecting type optical system

CANON KK108 citations99
US6021004AFeb 1, 2000

Reflecting type of zoom lens

CANON KK92 citations98
US6351333B2Feb 26, 2002

Optical element and optical system having the same

CANON KK105 citations97
US6366411B1Apr 2, 2002

Reflecting type optical system

CANON KK53 citations96
US6301064B1Oct 9, 2001

Optical apparatus

CANON KK60 citations96
US6292309B1Sep 18, 2001

Reflecting type of zoom lens

CANON KK54 citations96
US5999311ADec 7, 1999

Small-sized variable magnification optical system

CANON KK60 citations96
US6842280B2Jan 11, 2005

Optical element and optical apparatus

CANON KK22 citations93
US6459530B2Oct 1, 2002

Small-sized variable magnification optical system

CANON KK15 citations93
US6215596B1Apr 10, 2001

Optical element, optical device provided therewith, and method for evaluating optical element

CANON KK20 citations93
US6124986ASep 26, 2000

Zoom optical system and image pickup apparatus

CANON KK51 citations93
US5838494ANov 17, 1998

Apparatus for displaying image allowing observer to recognize stereoscopic image

CANON KK32 citations93
US4750022AJun 7, 1988

Optical projection system

CANON KK46 citations93
US6639729B2Oct 28, 2003

Reflecting type of zoom lens

CANON KK23 citations92
US6636360B1Oct 21, 2003

Reflecting type of zoom lens

CANON KK20 citations92
US6426841B1Jul 30, 2002

Optical apparatus

CANON KK16 citations84
US6785060B2Aug 31, 2004

Reflecting type optical system

CANON KK5 citations74
US6590704B1Jul 8, 2003

Multi-eye image sensing apparatus

CANON KK7 citations74
US6313942B1Nov 6, 2001

Small-sized variable magnification optical system

CANON KK12 citations74
US6204978B1Mar 20, 2001

Optical system

CANON KK13 citations74
US5287147AFeb 15, 1994

Original scanning apparatus with fixed light source

CANON KK14 citations74
US5255116AOct 19, 1993

Original scanning apparatus

CANON KK19 citations74
US5233469AAug 3, 1993

Imaging optical system using index distribution type optical elements

CANON KK11 citations74
US4907850AMar 13, 1990

Apparatus for periodically generating second harmonic

CANON KK9 citations74
US6804056B2Oct 12, 2004

Multi-eye image sensing apparatus

CANON KK3 citations63

MURATA MANUFACTURING CO

11 patents

SHIMOI HIDEKI

8 patents

HAMAMATSU PHOTONICS KK

4 patents

JAPAN INF CENT SCIENCE TECH

1 patent

TOSOH CORP

1 patent

Showing the top 50 of 55 patents by PatentIndex Score.