Inventor

David A. Stuart

Inventor
Hershey, PA, US

Overview

13→
Patents
1989–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 13 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication17%
A23GCocoa14%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for11%
B25JManipulators8%
C12NMicroorganisms or enzymes8%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data8%
H04NPictorial communication, e.g. television8%
G06FElectric digital data processing6%
H04JMultiplex communication6%
H04QSelecting6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to PLANT GENETICS INC (2)· patent assignee history
1989Based in Davis, CA, US· patent location history
1996–1997Patents assigned to HERSHEY FOODS CORP (2)· patent assignee history
1996–2020Based in Hershey, PA, US· patent location history
2014–2019Patents assigned to CIENA CORP (3)· patent assignee history
2014–2015Patents assigned to INTOUCH TECHNOLOGIES INC (2)· patent assignee history
2014–2017Based in Santa Barbara, CA, US· patent location history
2014Based in Almonte, CA· patent location history
2015–2020Patents assigned to HERSHEY CO (2)· patent assignee history
2017–2019Based in Toronto, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CIENA CORP32014–2019
HERSHEY CO22015–2020
HERSHEY FOODS CORP21996–1997
INTOUCH TECHNOLOGIES INC22014–2015
PLANT GENETICS INC21989
Locations
LocationPatentsSpan
Hershey, Pennsylvania, US51996–2020
Santa Barbara, California, US32014–2017
Toronto, CA22017–2019
Davis, California, US21989
Almonte, CA12014