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Inventor

David J. Harwood

Inventor
Chatham, CA

Overview

5→
Patents
2011–2013
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A01Bprimary
A01BSoil working in agriculture or forestry20%
A01CPlanting20%
A01HNew plants or non-transgenic processes for obtaining them20%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes20%
Y02ATechnologies for adaptation to climate change20%
PatentTitleYear
8,417,602'Method for using environmental classification to assist in financial management and services'20138,290,795'Method for using environmental classification to assist in financial management and services'20128,249,926'Method for using environmental classification to assist in financial management and services'20128,046,280'Method for using environmental classification to assist in financial management and services'20118,032,389'Method for use of environmental classification in product selection'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2013Patents assigned to PIONEER HI BRED INT (5)· patent assignee history
2011–2013Based in Chatham, CA· patent location history
2011Based in Johnston, IA, US· patent location history
2012–2013Patents assigned to AVEY DONALD P (3)· patent assignee history
2012–2013Patents assigned to BAX PHILLIP LEE (3)· patent assignee history
2012–2013Patents assigned to BROOKE RICHARD GLENN (3)· patent assignee history
2012–2013Patents assigned to ERTL DAVID S (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PIONEER HI BRED INT52011–2013
AVEY DONALD P32012–2013
BAX PHILLIP LEE32012–2013
BROOKE RICHARD GLENN32012–2013
ERTL DAVID S32012–2013
Locations
LocationPatentsSpan
Chatham, CA42011–2013
Johnston, IA, US12011