Inventor

CALVIN B. WARD

Inventor

Overview

2→

Patents

2022–2023

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 2 as inventor

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

F21Kprimary

F21KNon-electric light sources using luminescence20%

F21VFunctional features or details of lighting devices or systems thereof20%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted20%

H05KPrinted circuits20%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications20%

PatentTitleYear

11,846,394LED-based replacement for fluorescent light source2023 11,428,371LED-based replacement for fluorescent light source2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2023Patents assigned to BRIDGELUX INC (2)· patent assignee history

2022–2023Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BRIDGELUX INC	2	2022–2023

Locations

Location	Patents	Span
US	2	2022–2023