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Inventor

David Koehl

Inventor
Bethlehem, PA, US

Overview

3→
Patents
2000–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A01Nprimary
A01NPreservation of bodies of humans or animals or plants or parts thereof20%
A61KPreparations for medical, dental or toiletry purposes10%
A61LMethods or apparatus for sterilising materials or objects in general10%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%
A61QSpecific use of cosmetics or similar toiletry preparations10%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%
C07CAcyclic or carbocyclic compounds10%
C11DDetergent compositions10%
Y02PClimate change mitigation technologies in the production or processing of goods10%
PatentTitleYear
11,122,800Antimicrobial organic preservatives20219,655,367'Disinfecting composition and wipes with reduced contact time'20176,100,437'Alkylation process of alkyl-benzene with olefin using a sodium-and-potassium catalyst'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Patents assigned to ALBEMARLE CORP (1)· patent assignee history
2000Based in Orangeburg, SC, US· patent location history
2017Patents assigned to LONZA AG (1)· patent assignee history
2017–2021Based in Bethlehem, PA, US· patent location history
2021Patents assigned to TROY CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALBEMARLE CORP12000
LONZA AG12017
TROY CORP12021
Locations
LocationPatentsSpan
Bethlehem, Pennsylvania, US22017–2021
Orangeburg, SC, US12000