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Inventor

Stephen Bagnald

Inventor
Ottawa, CA

Overview

2→
Patents
2020–2021
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus50%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices25%
G21KHandling of particles or ionising radiation not otherwise provided for25%
PatentTitleYear
11,016,227Diffractive optical element202110,712,475Multi-layer thin film stack for diffractive optical elements2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020–2021Patents assigned to LUMENTUM OPERATIONS LLC (2)· patent assignee history
2020–2021Based in Ottawa, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LUMENTUM OPERATIONS LLC22020–2021
Locations
LocationPatentsSpan
Ottawa, CA22020–2021