This page is not indexed by search engines while we improve data quality.

Johnson Daryl patents

Johnson Daryl is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.

Inventor statistics
MetricValue
InventorJohnson Daryl
Total patents6
First publicationAug 16, 2018
Latest publicationSep 19, 2024

Notable patents

Publications ranked by popularity score, then publication date.

Recent patents

Latest publications not already listed above.

No data yet.

Major assignees

Companies most often associated with this inventor's publications.

Top assignees for this inventor
AssigneePatents
Carbo Ceramics Inc6

Top CPC classifications

Most common classification codes across this inventor's patents.

Top CPC codes for this inventor
CPCPatents
C09K8/8056
E21B43/2675
E21B43/045
E21B43/0825
C09K8/901