P

Inventor

AOKI TOSHIHIKO

JP43 patents
⚠️ This page may combine multiple inventors who share the name “AOKI TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITUTOYO CORP

16 patents
US6838688B2Jan 4, 2005

Light spot position sensor and displacement measuring device

MITUTOYO CORP24 citations92
US6791699B2Sep 14, 2004

Optical displacement-measuring apparatus

MITUTOYO CORP27 citations92
US11054286B2Jul 6, 2021

Scale and manufacturing method of the same

MITUTOYO CORP2 citations73
US6621068B2Sep 16, 2003

Optical encoder and method of fabricating its sensor head

MITUTOYO CORP8 citations73
US9258007B2Feb 9, 2016

Scale of photoelectric encoder including base member having roughened surface and manufacturing method of scale

MITUTOYO CORP3 citations69
US6794638B2Sep 21, 2004

Photoelectric encoder having improved light-emitting and photoreceptive sections

MITUTOYO CORP6 citations63
US6759725B2Jul 6, 2004

Light receiving array, method of manufacturing the array, and optical encoder using the array

MITUTOYO CORP3 citations63
US6512222B2Jan 28, 2003

Displacement measuring apparatus

MITUTOYO CORP5 citations63
US11747173B2Sep 5, 2023

Scale and manufacturing method of the same

MITUTOYO CORP0 citations62
US11307058B2Apr 19, 2022

Scale and manufacturing method of the same

MITUTOYO CORP0 citations62
US7081746B2Jul 25, 2006

Inductive displacement detector and micrometer

MITUTOYO CORP4 citations62
US12379533B2Aug 5, 2025

Grating part and manufacturing method thereof

MITUTOYO CORP0 citations59
US12044558B2Jul 23, 2024

Scale and method of manufacturing the same

MITUTOYO CORP0 citations59
US11808611B2Nov 7, 2023

Scale

MITUTOYO CORP0 citations59
US11768322B2Sep 26, 2023

Grating part and manufacturing method thereof

MITUTOYO CORP1 citations59
US12204073B2Jan 21, 2025

Scale and manufacturing method of the same

MITUTOYO CORP0 citations52

AISIN AW CO

12 patents

MITSUBISHI ELECTRIC CORP

3 patents

OHI SEISAKUSHO CO LTD

2 patents

TSUBAKIMOTO CHAIN CO

2 patents

SUMCO CORP

2 patents

KATO HATSUJO KAISHA LTD

1 patent

TOYOTA MOTOR CO LTD

1 patent

KAWAMURA KAZUYA

1 patent

KATO HIROSHI

1 patent

HONDA MOTOR CO LTD

1 patent

AOKI TOSHIHIKO

1 patent