P

Inventor

YOSHIKAWA KAZUMASA

JP29 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIKAWA KAZUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

17 patents
US6717618B1Apr 6, 2004

Adapter device for connecting a photographic optical system to a camera

CANON KK30 citations92
US7079182B1Jul 18, 2006

Optical apparatus, optical apparatus driving unit and camera system

CANON KK12 citations83
US6633729B1Oct 14, 2003

Optical apparatus, optical apparatus driving unit and camera system

CANON KK15 citations83
US6522838B1Feb 18, 2003

Optical apparatus, optical element driving unit, and photographing system

CANON KK16 citations83
US7095566B2Aug 22, 2006

Drive controller for lens apparatus

CANON KK8 citations74
US6605916B1Aug 12, 2003

Rotation position control apparatus of rotary element of filter

CANON KK7 citations74
US7808547B2Oct 5, 2010

Lens apparatus and image-taking apparatus including drive range limiting function having valid and invalid states

CANON KK4 citations63
US7456895B2Nov 25, 2008

Relay unit

CANON KK2 citations63
US7265788B2Sep 4, 2007

Lens apparatus with changeable image-capturing function setting

CANON KK3 citations63
US7755695B2Jul 13, 2010

Camera system and lens apparatus

CANON KK3 citations62
US7158179B2Jan 2, 2007

Optical device, optical device driving unit, and camera system

CANON KK3 citations62
US6704503B2Mar 9, 2004

Optical device, optical device driving unit, information write device, preset information setting system, and camera system

CANON KK5 citations62
US6701073B2Mar 2, 2004

Optical driving unit, optical apparatus and camera system

CANON KK2 citations62
US7460166B2Dec 2, 2008

Switchover image taking apparatus

CANON KK0 citations52
US7388615B2Jun 17, 2008

Lens apparatus allowing changing user settings to standard settings

CANON KK0 citations52
US6574057B2Jun 3, 2003

Optical apparatus, optical apparatus driving unit and camera system

CANON KK1 citations50
US7280148B2Oct 9, 2007

Optical control system

CANON KK0 citations42

ASICS CORP

12 patents