Inventor

Shu Hirata

Inventor

Kawasaki, JP

Overview

2018–2019

Patent span

Physics

Primary field (CPC G)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Dprimary

G01DMeasuring not specially adapted for a specific variable55%

G01BMeasuring length, thickness or similar linear dimensions36%

G01SRadio direction-finding9%

PatentTitleYear

10,302,466Contamination and defect resistant optical encoder configuration including first and second illumination source diffraction gratings arranged in first and second parallel planes for providing displacement signals2019 10,295,648Contamination and defect resistant optical encoder configuration including a normal of readhead plane at a non-zero pitch angle relative to measuring axis for providing displacement signals2019 10,295,378Contamination and defect resistant optical encoder configuration outputting structured illumination to a scale plane for providing displacement signals2019 10,168,189Contamination and defect resistant optical encoder configuration for providing displacement signal having a plurality of spatial phase detectors arranged in a spatial phase sequence along a direction transverse to the measuring axis2019 10,119,844Scale for an absolute position detection type photoelectric encoder with three or more two-bit combination patterns are used to represent a two-level code pattern2018 10,041,815Photoelectric encoder having a two-level code pattern using three or more bit-combination patterns2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to MITUTOYO CORP (6)· patent assignee history

2018–2019Based in Kawasaki, JP· patent location history

2018Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITUTOYO CORP	6	2018–2019

Locations

Location	Patents	Span
Kawasaki, JP	5	2018–2019
Kanagawa, JP	1	2018