P

Inventor

MATSUSHITA NAOKI

JP44 patents
⚠️ This page may combine multiple inventors who share the name “MATSUSHITA NAOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

16 patents
US9128291B2Sep 8, 2015

Optical scanning apparatus, image forming apparatus, and support member for an optical scanning apparatus

CANON KK21 citations92
US9581929B2Feb 28, 2017

Optical scanning apparatus, image forming apparatus, and support member for an optical scanning apparatus

CANON KK15 citations84
US11022908B2Jun 1, 2021

Image forming apparatus

CANON KK3 citations72
US12304224B2May 20, 2025

Image forming apparatus

CANON KK0 citations62
US11852988B2Dec 26, 2023

Image forming apparatus with improved vibration rigidity

CANON KK0 citations62
US11820158B2Nov 21, 2023

Image forming apparatus

CANON KK0 citations62
US11383413B2Jul 12, 2022

Manufacturing method of polygonal mirror, polygonal mirror, deflector, optical scanning apparatus and image forming apparatus

CANON KK0 citations62
US11353805B2Jun 7, 2022

Image forming apparatus to address vibration rigidity of a scanner unit

CANON KK0 citations62
US11249303B2Feb 15, 2022

Rotary polygon mirror, light deflecting unit, and optical scanning apparatus including light deflecting unit

CANON KK0 citations62
US11086248B2Aug 10, 2021

Image forming apparatus with fan configured for dust-resistant cooling of optical scanning unit

CANON KK1 citations62
US12346039B2Jul 1, 2025

Rotatable polygon mirror, optical deflector, scanning optical device, and image forming apparatus

CANON KK0 citations52
US11714372B2Aug 1, 2023

Image forming apparatus

CANON KK0 citations52
US11703776B2Jul 18, 2023

Light deflector, light scanning apparatus and image forming apparatus

CANON KK0 citations52
US11385457B2Jul 12, 2022

Optical scanning device having rotating polygon mirror, and image forming apparatus including the same

CANON KK0 citations52
US11366310B2Jun 21, 2022

Polygonal mirror, deflector, optical scanning apparatus and image forming apparatus

CANON KK0 citations51
US10976541B2Apr 13, 2021

Scanning optical device and image forming apparatus

CANON KK0 citations51

TOYOTA MOTOR CO LTD

9 patents

SUMITOMO ELECTRIC INDUSTRIES

5 patents

KIOXIA CORP

4 patents

SANYO ELECTRIC CO

3 patents

SONY CORP

3 patents

KOBAYASHI HIROTAKA

1 patent

OHKUWA YOSHIHIRO

1 patent

FUETA SHIGEKI

1 patent

MATSUSHITA NAOKI

1 patent